The Ten Essentials for Hiking, Explained

The Ten Essentials list

The modern Ten Essentials are usually taught as ten systems. Pack a way to handle each one, then adjust the contents for the weather, terrain, distance and people in your group.

The list is the short answer. The important part is knowing what each category is protecting you from. A compass left in its packaging is technically a compass. It is not much of a navigation system.

1. Navigation: don't let the blue dot do all the thinking

Your phone is an excellent trail map until its battery dies, the screen breaks or the route you meant to download is still sitting on a server somewhere. GPS can work without cell service, but only if the map data is saved and the phone is still working.

Before leaving, download the route and surrounding area for offline use. Know the trail name, main junctions, approximate distance and a sensible turnaround time. Carry a paper map and compass when the route is remote or complex, and practice using them. A compass you can't orient is an interesting way to carry a tiny magnet.

Navigation is less about owning three devices than knowing where you are, where you're going and how to get back when the original plan changes. For the phone-specific setup, see Using Offline Maps When Your Phone Has No Signal.

2. Sun protection: the weather forecast isn't a UV forecast

Even a cool day can deliver a surprising amount of sun, especially in open country, at altitude or around reflective snow and water. Bring sunglasses, a brimmed hat, sunscreen and clothing that covers the skin. Apply sunscreen before you're already sunburned and reapply according to its label.

If you'll be walking through heat, sun protection also reduces the amount of direct radiation you absorb. It won't make a dangerous temperature safe, but it can make a reasonable day much more comfortable.

It's easy to dismiss this category because you don't usually feel sun damage as it's happening. The red neck you discover in the bathroom mirror that evening is the delayed invoice.

3. Insulation: pack for being still, not just walking

You can hike uphill in a T-shirt on a cold day and feel perfectly warm. Sit still after an injury, or spend an unexpected hour finding your way, and the calculation changes.

Bring an insulating layer suited to the possible low temperature, plus protection from wind and rain when conditions warrant it. In cooler climates, a fleece or puffy jacket and a rain shell make a useful combination. In colder or exposed terrain, add warm headwear and gloves.

Keep emergency layers dry. Wet clothes, wind and inactivity are an ugly combination. The point isn't to dress as though you're camping in winter. It's to have something warm enough to put on when you're no longer producing hiking heat.

4. Illumination: your phone flashlight is the backup

A headlamp weighs little, leaves your hands free and is far easier to use on a dark trail than a glowing phone you need for navigation. Check that it works before leaving, then carry fresh spare batteries or a reliable power plan appropriate to the model.

The amount of light you need depends on the route. A simple lamp that lets you see the ground and trail signs is enough for many day hikes. If you expect long night travel, you may want stronger usable brightness and longer runtime. The lumen number on the box is only part of the story.

Even if you plan to return by lunch, bring a headlamp. Accidents are not known for checking your itinerary first.

5. First aid: make it fit the humans in your group

A prepacked kit is a beginning, not a guarantee. Include supplies you know how to use for minor cuts, blisters and bandaging, plus any personal medication you or your group require. Check expiration dates. Add gloves and a small way to clean or irrigate a minor wound when appropriate.

Most importantly, know when the problem is beyond the kit. A serious injury, severe allergic reaction or concerning illness needs emergency help, not ten minutes of rummaging for a bandage. If you're traveling in an area without cell service, decide how you would summon that help before leaving.

Blister tape may be the least glamorous thing in your pack. It is also more likely to save a day than the heroic-looking multitool you bought last week.

6. Fire: an emergency tool, not permission for a campfire

A lighter, waterproof matches and suitable tinder are traditional parts of the Ten Essentials. They can help with cooking or an emergency in situations where a fire is safe and lawful.

But fire restrictions matter. In high wildfire danger, lighting a fire may be prohibited or dangerously irresponsible even if you're cold. Carry clothing and emergency shelter rather than treating a campfire as your only warmth plan. Know the current local rules, including restrictions on stoves.

For ordinary day hikes, a compact ignition option is easy to carry. Using it wisely is the actual skill.

7. Repair kit and tools: fix the small failure before it becomes a big one

This category does not require a metal toolbox. A small knife or multitool, a little repair tape and a few trip-specific pieces can solve a broken pack buckle, a torn rain shell or a loose trekking-pole connection.

The right repair supplies depend on the equipment you're bringing. Backpacking with an inflatable sleeping pad? Carry its patch kit and learn to use it. Relying on a water filter? Know its maintenance needs and carry a backup water-treatment method if failure would leave you without safe water. Hiking with no specialized gear? Your kit can be wonderfully small.

A repair kit should be sized by likely failure, not by how much of a hardware store you can tolerate carrying uphill.

8. Nutrition: extra food is not a second lunch menu

Pack enough food for your expected effort, then add a little spare food that doesn't require cooking. Nuts, bars, dried fruit and other ready-to-eat snacks are simple choices. If a delay keeps you out for hours longer than planned, you won't have to ration the last bite of lunch like it's a wartime novel.

For a longer backpacking trip, the food plan becomes more detailed. You'll need to account for daily energy demands, cooking fuel, food storage and how much extra to carry. The Ten Essentials category still means the same thing: don't let an unexpected delay become an avoidable energy problem.

9. Hydration: water plans need a margin

Carry water for your actual distance, heat, exertion and access to reliable sources. The amount one person needs on a cool shaded walk may be far less than another needs on a steep desert trail. There isn't one magic bottle size that makes every hike safe.

Before leaving, identify where you can refill, whether those sources are seasonal and how you'll make natural water safe. A water filter doesn't necessarily remove viruses or chemical contaminants, and not every stream is safe simply because it looks clear. Treatment depends on the water hazards you could encounter.

When heat is severe or water sources are doubtful, change the route rather than hoping you'll find a miracle creek. Read Backcountry Drinking Water: What Filters Can and Cannot Do for the distinctions that matter.

10. Emergency shelter: the item you'll be happiest not to use

A compact emergency bivy, reflective shelter or suitable tarp can make an enormous difference if you have to stop moving. It reduces exposure to wind and precipitation and helps preserve warmth. Choose something appropriate for the environment, and know how to use it before you're cold.

A reflective blanket is not equivalent to a warm sleeping bag or a properly pitched winter shelter. It can be part of an emergency plan, not a substitute for preparation in severe weather.

Even on a short day hike, a small emergency shelter earns a place in the pack because the hardest part of an unexpected overnight is often staying warm and dry until help or daylight arrives.

Day hike versus backpacking: the list stays, the contents change

For a short, familiar day hike in mild weather, the Ten Essentials can fit into a modest daypack. For a remote day hike, the emergency shelter, navigation, communication and weather layers become more serious. For an overnight backpacking trip, your tent, sleep system, stove, food storage and water treatment expand several of the categories.

The list never replaces judgment. A snowy route may require traction and avalanche education. A hot desert route may require substantially more water and a different start time. A remote canyon may need a satellite communication device and a hard turnaround rule.

The sixty-second pack check before you leave

Lay out the ten categories and touch the item that covers each one. Open the map and confirm it's saved offline. Turn on the headlamp. Check the weather layer. Count the water. Make sure the first-aid kit contains the medication you actually need. Tell someone your route and expected return time.

That last step isn't one of the ten categories, but it's a very good habit. If no one knows where you went, a perfectly packed repair kit won't fix the larger problem.

You will probably carry the Ten Essentials for years without having a dramatic story about any of them. That's the happy ending. The gear did its job by being available, and the hike remained an ordinary day outside.

Keep reading A Beginner's Backpacking Packing List, Using Offline Maps When Your Phone Has No Signal and When Weather Should Change or Cancel Your Camping Plans.