← All Resources
Food & Water10 min readApril 21, 2026

Build Your 3-Day Go Bag: A Complete Guide

ShareXLinkedIn

Everything you need to build a reliable 3-day emergency kit - what to pack, how to prioritize, and how to make sure it's actually ready when you need it.

What is a 3-Day Bag?

A 3-Day Bag - also called a go-bag, 72-hour kit, or bug-out bag - is a portable kit that contains everything you need to survive for at least 72 hours if you are forced to leave your home.

Every member of your family should have one. The goal is simple: stay self-sufficient long enough to reach safety.

Start Simple - Don't Overthink It

The biggest mistake people make is waiting until they can afford "perfect" gear.

Don't. Start with a basic, complete kit as soon as possible. You can always upgrade later. Done is better than perfect.

How to Build Your Bag

Your pack should be around 55 liters for adults (smaller for kids) and weigh 15-20% of your body weight. Comfort matters - make sure it has a waist strap for proper load support.

Core Categories of Gear

Think in terms of survival needs: water, food, shelter, warmth, light, and tools.

Food (3 Days)

Pack lightweight, high-calorie, non-perishable items. You're not eating for comfort - you're eating for energy.

  • Backpacking meals
  • MREs
  • Lifeboat rations

Water

Water runs out fast. Plan for resupply.

  • Start with at least 2 liters per person
  • Include a way to collect, filter, and store water

Cooking / Boiling Water

Hot water means safe water and hot meals.

  • Small camp stove + fuel
  • Metal cup or an integrated system like a Jetboil

Clothing

Adjust based on your local climate.

  • Insulating layer (wool or fleece)
  • Lightweight rain shell
  • 2 extra pairs of socks and underwear (store in a waterproof bag)
  • Scarf or shemagh

Light - Have 3 Sources

  • Headlamp
  • Handheld flashlight
  • Area light

Bring spare batteries or rechargeable options. Emergency candles can also provide light, heat, and fire-starting capability.

Fire Kit

Always have redundant ways to start a fire.

  • Bic lighter
  • Ferro rod
  • Tinder (fatwood, fire rope, etc.)

Shelter

This gives you the ability to stay dry and protected if you're outdoors overnight.

  • Simple tarp
  • Ridgeline cord
  • Stakes

Cutting Tools

Each serves a different purpose - redundancy matters.

  • Fixed blade knife
  • Folding pocket knife
  • Multi-tool

First Aid Kit

Basic medical supplies for common injuries. This is not optional.

Documents & Cash

  • Copies of IDs and important documents
  • Emergency contacts
  • $200 cash in small bills
  • Waterproof notepad and pencil

Special Considerations

Depending on your family's needs, also include:

  • Feminine hygiene products
  • Infant formula and diapers
  • Prescription medications
  • Glasses or contacts

Conclusion

Your 3-Day Bag is not about comfort - it's about mobility and survival.

  • Keep it simple
  • Keep it ready
  • Keep it accessible

You can refine and upgrade your gear over time, but the most important step is this: build your bag now - not later.

Found this helpful? There's more where that came from.

+MAP's Tier 1 courses cover the 7 foundational skills required for baseline readiness - delivered in simple, actionable steps. Track your progress, build real capability, and move from information to execution.

Join the waitlist
Ready to put this into practice?

The guides are free. The platform makes them stick.

Most groups download a checklist and nothing changes. MAP gives your group the infrastructure to actually act on it — skill tracking, task assignment, event coordination, and a shared knowledge base your members can find offline.

  • No more tracking member skills in a spreadsheet
  • No more losing resources in group chats
  • No more showing up to a crisis figuring it out for the first time
Join the waitlist — it's free

No spam. No pressure. Early access when we launch.