Buyer's Handbook
First Aid Kits
What the Red Cross says belongs in the kit, what the labels on the box mean, what prebuilt kits leave out, and the one job no first aid kit can do.
Reviewed October 2026. We re-check this guide quarterly.
By Dan Whelan, founder of New World Survival
Researched from government agencies, university extension services, and other published sources. See our sources
Supplies, not care. A first aid kit holds materials for common, minor injuries. It does not replace first aid training, your health care team, or calling 911 when someone is in trouble.
Start here
A scraped knee on the driveway, and the kit you reach for is the one you own
A child comes off a bike. Someone catches a finger on a kitchen knife. A guest at the cookout backs into the grill. None of these are emergencies in the headline sense, but each one needs attention right now, and what you reach for in that moment matters more than what you meant to buy last month.
Most households own a first aid kit and few have opened theirs. The kit in the trunk has bandages from years ago. The one under the bathroom sink is missing its gauze because someone used it and nobody restocked. The checkout-aisle kit turns out to be mostly packaging. The American Red Cross and the American Heart Association have partnered on first aid guidance since 2005, most recently in their 2024 Focused Update for First Aid, and the Red Cross keeps a plain, public list of what a household kit should hold.[2][1]
This handbook walks through that list, decodes the ANSI classes printed on workplace-style kits, names what prebuilt kits cannot include, and draws the one line that matters most: the line between a first aid kit and a bleeding control kit. The goal is a kit you can find, open, and use. Not a kit you can photograph.
Before you buy
Five questions about the household this kit will serve
Answer these before any product appears. They decide the size of the kit, where it lives, and what you will add to it on day one.
How many people does the kit need to cover?
The Red Cross contents list is written for a family of four.[1] A larger household burns through the consumables, bandages, gloves, and wipes, faster than the box assumes.
Does anyone have a specific medical need?
Allergies that call for an epinephrine auto-injector, asthma that calls for an inhaler, a condition with its own supplies. No prebuilt kit includes these. You add them, and the kit needs room for them.
Where will the kit live?
A home kit can be large and heavy. A vehicle kit rides through heat and cold that shorten the life of its contents. A travel or trail kit trades coverage for weight. The location changes the right answer, so decide it first.
What does your household actually do?
A family that camps, hikes, or runs power tools on the weekend faces different injuries than one that stays close to home. Stock for the scrapes, burns, and blisters your life actually produces.
Who in the house has training?
A trained person can put a SAM splint or a breathing barrier to real use. Without training, simple supplies used correctly beat advanced supplies used wrong. The training section below covers the fix.
The contents
What the Red Cross says belongs in the kit
A first aid kit covers the gap between the moment something happens and the moment trained help arrives, or, more often, the moment you realize a bandage and some antibiotic ointment were all the situation required. The Red Cross publishes a recommended contents list for a family of four, and it is specific down to the sizes.[1]
The Red Cross family-of-four list
2 absorbent compress dressings, 5 x 9 in.
25 adhesive bandages, assorted sizes
1 roll adhesive cloth tape, 10 yd x 1 in.
5 antibiotic ointment packets
5 antiseptic wipe packets
2 packets of aspirin, 81 mg each
1 emergency blanket
1 breathing barrier with one-way valve
1 instant cold compress
2 pairs large nonlatex gloves
2 hydrocortisone ointment packets
1 gauze roller bandage, 3 in.
1 roller bandage, 4 in.
5 sterile gauze pads, 3 x 3 in.
5 sterile gauze pads, 4 x 4 in.
1 oral thermometer, non-mercury, non-glass
2 triangular bandages
Tweezers
Emergency first aid instructions
Treat that list as the floor, not the ceiling. The Red Cross also says to include personal items such as medications and emergency phone numbers, plus anything your health care provider suggests.[1] Those personal items are the half of the kit no manufacturer can pack for you, and they are covered in their own section below.
The list is also a grading rubric. Hold any prebuilt kit against it, count what is missing, and you know exactly what the first shopping trip after the purchase looks like.
Standards decoded
What the label means when a kit says Class A
Many kits print "ANSI compliant," "Class A," or a Type number on the box. Here is what those marks mean, and what they do not.
The marks refer to ANSI/ISEA Z308.1-2021, a voluntary standard for workplace first aid kits published by the International Safety Equipment Association. OSHA requires that adequate first aid supplies be readily available in workplaces, but its first aid kit appendix is titled non-mandatory, and it points to the ANSI standard as an example of minimal contents rather than adopting it as a rule.[3]
Class A kits carry a basic range of supplies for the most common workplace injuries, the same cuts, scrapes, and minor burns a household sees. Class B kits are intended for more populated, complex, or higher-risk work environments, carry larger quantities, and add two items Class A kits lack: a splint and a tourniquet.[4]
The Type number describes the container, not the contents. Type I is for stationary indoor mounting. Type II is portable, for indoor use. Type III adds a water-resistant seal for mobile or outdoor settings. Type IV adds corrosion, moisture, and impact resistance for the roughest handling.[4] For a vehicle or trail kit, the Type matters as much as the Class.
The household takeaway
A home kit does not need an ANSI label to be adequate, and carrying one does not make a kit right for your house. The classes are useful as a benchmark: a kit that meets Class A has cleared a real bar for the common injuries, and a Class B label tells you a splint and tourniquet are inside. What matters is whether the contents match the Red Cross list and the injuries your household actually produces.
The gap
What prebuilt kits cannot include
A prebuilt kit is a starting point, not a finished product. Some of what is missing can only come from your household, and some of it is just where budget kits cut corners. Know both lists before you buy.
Your medications
No manufacturer can pack the prescriptions your household takes, the inhaler, or the epinephrine auto-injector. The Red Cross recommends adding personal items such as medications and emergency phone numbers alongside the standard contents.[1] These go in the kit the day it arrives.
Children's needs
If a kit includes any medication at all, it is usually adult-strength. What a child should take, and in what form, is a question for your pediatrician, and the answer belongs in the kit in writing along with the medicine itself.
A current medication list
The first thing a responder wants to know is what the patient takes. A printed, current medication and allergy list for each household member costs nothing, lives in the kit, and can matter more than any supply in the box. Our printable household medical profile below gives it a format.
Tools worth using
Budget kits often include small, dull scissors that struggle with clothing or tape. A pair of trauma shears with a blunt tip handles both for a few dollars. Check the contents list for a breathing barrier and tweezers too; both are on the Red Cross list and both get skipped.[1]
A thermometer you trust
The Red Cross list includes a non-mercury oral thermometer, and many kits omit it.[1] Our home health monitors handbook covers choosing one, along with the blood pressure monitor the kit usually lives next to.
The instructions
The Red Cross list ends with emergency first aid instructions.[1] If your kit came without a printed guide, add one. The moment you need it is the moment your phone is wet, dead, or in the other room.
The distinction that matters most
A first aid kit is not a bleeding control kit
Everything above is about common, minor injuries. Life-threatening bleeding is a different problem with different equipment, different training, and a different place to buy, and mixing the two up is the most expensive mistake in this category.
The gauze and bandages in a household kit are built for cuts and scrapes. Controlling severe bleeding takes dedicated devices, a tourniquet above all, and the training to use them. That is why the ANSI standard reserves the tourniquet for its higher-risk Class B kits rather than putting one in every box.[4]
Where you buy matters more here than anywhere else in this handbook. The national STOP THE BLEED program licenses specific companies to sell its kits, and its equipment pages warn plainly that counterfeit copies of these devices are common in online marketplaces and can fail under load.[5][6] The program's advice is to buy from a licensed seller, and to look more closely when the price or the packaging seems off.[6]
For that reason we publish no comparisons and carry no affiliate links for bleeding control equipment. Our bleeding control kits handbook covers the category properly: what the devices do, the licensed sellers to buy from, and the short class that teaches the skills.
Safety: what no first aid kit can do
- It cannot replace the call. A kit treats the minor injuries. For anything worse, the kit buys minutes while help is on the way, and our guide to care levels and when to call 911 covers the decision itself.
- It cannot stop severe bleeding. That takes dedicated equipment from a licensed seller and the training to use it. The STOP THE BLEED program warns that counterfeit devices common in online marketplaces can fail under load.[6]
- It cannot include your medications. The prescriptions, the inhaler, the epinephrine auto-injector, and the written list of what each person takes come from you, and the Red Cross says to add them.[1]
- It cannot keep itself stocked. The Red Cross says to check the kit regularly and replace used or out-of-date contents, and FDA says that if a medicine has expired, do not use it.[1][7]
- It cannot act. Someone has to open it and know what to do. A first aid class is the other half of the purchase, and the training section below covers what the Red Cross offers.[8]
Matching the kit to your life
Home, vehicle, travel, and the trail
The Red Cross recommends keeping a kit in your home and in your car, and carrying one or knowing where to find one everywhere else.[1] That does not mean four identical kits. The setting shapes the contents, the case, and how often you check it.
The home kit
Your primary kit, and the most complete. It can be large and heavy because it never travels. Keep it in a central spot every adult knows, not behind the cleaning supplies and not on a shelf only one person can reach. Accessible means findable by anyone in the household under stress, which is the only time anyone looks for it.
The vehicle kit
A parked car runs hot in summer and freezes in winter, and FDA notes that some medicines cannot be exposed to high temperatures and that most belong in a cool, dry place.[7] Choose a durable case, a Type III or IV container if you go the ANSI route, inspect it more often than the home kit, and replace anything heat-damaged without debating it.
The travel kit
Compact, and focused on what travel actually produces: blisters, minor cuts, headaches, stomach upset, and allergic reactions. If the kit rides in a carry-on, check TSA's current rules for scissors and other sharp tools before you pack them, and keep the medication list with your travel documents too.
The trail kit
Weight and waterproofing matter, and distance from care changes the math. Add moleskin for blisters, wound-closure strips, and a SAM splint someone knows how to shape. The farther you are from the trailhead, the more the kit depends on the training of the person carrying it, which is the strongest argument in this handbook for taking a class.
After the purchase
A kit is a system, not a purchase
The most common failure of a household kit is not a missing supply on day one. It is the bandage someone used in March that nobody replaced by July. Maintenance is three habits, none of them hard.
Check the dates
Antibiotic ointment, antiseptic wipes, cold packs, hydrocortisone, and any medication all carry expiration dates. FDA calls the date a critical part of deciding whether a product is safe to use and will work as intended, and is blunt about the rest: if your medicine has expired, do not use it.[7]
Watch the undated items
Adhesive bandages lose their stick, tape dries out, glove material ages, and sterile packaging can lose its seal. None of these carry a printed date, so the six-month look inside the box is what catches them. Replace what looks tired; it is the cheapest insurance in the kit.
Restock on use
The Red Cross says to check the kit regularly and replace used or out-of-date contents.[1] The reliable version of that habit is immediate: use the last gauze pad, write it on the shopping list the same hour. A kit that is restocked on use never has a gap to find.
A schedule that sticks
Inspect the kit every six months, on the same weekend you test the smoke alarms. Open it, check dates, replace what is used or degraded, and confirm the medication list and emergency contacts are still current. If the kit holds anything temperature-sensitive, our medication storage handbook covers keeping it in range, outage included.
The other half
The kit supplies the materials, a class supplies the hands
You do not need a certification to use a bandage. But the supplies in the kit map almost one for one onto the skills a basic first aid class teaches, and the person who has practiced CPR on a manikin uses the breathing barrier instead of staring at it.
The Red Cross offers its first aid and CPR courses three ways: online self-paced lessons, in-person classes, and a blended format where the coursework happens online and the skills session happens with an instructor. The in-person and blended formats lead to a two-year certification that the Red Cross says satisfies OSHA workplace requirements; the online-only format leads to a certificate of completion that may not.[8] For household purposes any of the three beats none, and the skills session is where the confidence comes from.
The guidance behind the teaching is maintained jointly: the American Heart Association and the Red Cross have partnered on first aid guidelines since 2005 and released their most recent update, the 2024 Focused Update for First Aid, together.[2] Our guide to first aid certification walks through picking a course and what each one covers.
What to buy
Now that you know what to look for
Below are the checks we hold every kit against, by where it will live, followed by our published comparisons. Hold any kit you are considering against the Red Cross list first; the rest is fit and finish.
Affiliate disclosure: New World Survival earns a small commission on qualifying Amazon purchases at no cost to you. This helps us cover operating costs and keep building new content. We only recommend gear we would put in our own kit. Commission never decides a recommendation.
Home kit
- Meets or beats the Red Cross family-of-four list
- Room for your medications and lists
- Organized so a stranger could find the gauze
- A printed first aid guide inside
- A home every adult can name
Vehicle kit
- Durable case, water-resistant if possible
- Nothing that cannot take heat and cold
- Inspected more often than the home kit
- Gloves and a blanket for roadside use
Travel kit
- Compact enough to actually get packed
- Blister care, basic meds, bandages
- Carry-on rules checked before packing
- A copy of the medication list
Trail kit
- Light and waterproof
- Moleskin and wound-closure strips
- A splint someone can shape
- Sized to the distance from help
- Carried by someone with training
Related handbook
Bleeding Control Kits
The equipment and training for severe bleeding, and the licensed sellers to buy from.
Related handbook
Home Health Monitors
The thermometer on the Red Cross list, and the other monitors the kit lives next to.
Related handbook
72-Hour Kits
The larger household kit a first aid kit rides inside during an evacuation.
Related handbook
Medication Storage and Cooling
Keeping the temperature-sensitive half of your medical supplies in range.
After you buy
Put the kit to work
Open the kit the day it arrives. Lay everything out, read the guide inside, add your household's items, and walk each family member to where it lives. These guides cover the rest of the medical readiness around it.
First Aid Kits: Build and Organize
Setting up, organizing, and personalizing the kit you just bought.
Wound Care
Using what is in the kit: cleaning, dressing, and watching a wound heal.
Life-Threatening Emergencies
Recognizing the situations a first aid kit cannot handle, and what to do in them.
Medication Preparedness
Keeping the household's prescriptions current, stored well, and listed in writing.
Medical Preparedness Hub
The full medical section, from records to devices to the household health plan.
Printable Household Medical Profile
One page per person for conditions, medications, and allergies. It belongs in the kit.
All comparisons
Every comparison, in one place
Each comparison we publish for first aid kits is listed here as it is finished, starting with the household kit roundup.
Sources
- American Red Cross. "Make a First Aid Kit." Accessed October 8, 2026. redcross.org
- American Heart Association and American Red Cross. "First Aid Guidelines," including the 2024 Focused Update for First Aid. Accessed October 8, 2026. cpr.heart.org
- Occupational Safety and Health Administration. "Appendix A to § 1910.151, First aid kits (Non-Mandatory)." Accessed October 8, 2026. osha.gov
- The ANSI Blog, American National Standards Institute. "Workplace First Aid Kits: ANSI/ISEA Z308.1-2021." Accessed October 8, 2026. blog.ansi.org
- Department of Defense STOP THE BLEED Program. "Equipment." Accessed October 8, 2026. dodstopthebleed.org
- Department of Defense STOP THE BLEED Program. "Tourniquets." Accessed October 8, 2026. dodstopthebleed.org
- U.S. Food and Drug Administration. "Don't Be Tempted to Use Expired Medicines." Accessed October 8, 2026. fda.gov
- American Red Cross. "First Aid Training." Accessed October 8, 2026. redcross.org
We re-check this guide every quarter as guidance and products change. The Weekly Readiness Brief is a quiet way to hear when it updates.