Getting your ultralight base weight under 10 pounds is simpler than most gear lists make it sound: base weight is everything in your pack except food, water, and fuel, and most hikers carry several pounds they never use. Start by weighing every single item on a kitchen scale and writing the numbers down, because guesses are almost always optimistic. You will usually find the same culprits — a heavy pack, a tent you bought for car camping, a sleeping bag rated far colder than your trips, and a pile of small just-in-case items that add up to a kilogram before you notice.

Attack the Big Four first, because your backpack, shelter, sleeping bag or quilt, and sleeping pad usually make up more than half of your base weight. A frameless or lightly framed pack in the 40 to 55 litre range, a trekking-pole tent or tarp, a down quilt rated for your actual night temperatures, and a light insulated pad can easily save three to five pounds over a traditional setup. Do not buy all four at once if money is tight; replace the single heaviest item first, then re-weigh, because one smart upgrade often moves you from 14 pounds to 11.

Next, hunt duplicates, which are the quietest source of extra weight. You do not need a separate stuff sack for every category, a full bottle of sunscreen plus a backup, three knives, and a repair kit that duplicates your first-aid kit. Pick one item that does each job well, repackage liquids and creams into tiny dropper bottles, and leave the spare of everything at home. A good rule is simple: if you did not use it on your last two trips in similar conditions, it stays home unless it is a genuine safety item.

Safety gear is where ultralight hikers should refuse to cut corners, and the distinction matters. Keep navigation, a headlamp with spare power, sun protection, a basic first-aid kit, a repair kit, fire-starting ability, an emergency shelter layer, and enough insulation for a cold, wet night even if the forecast looks kind. What you can cut is the heavy version of each: a phone with downloaded offline maps instead of a separate GPS unit, a 1-ounce lighter plus a ferro rod instead of a bulky fire kit, and a thin foam sit pad that doubles as pack structure and a splint pad.

Clothing is the second place people overpack, and layering beats bulk every time. One worn hiking outfit, one dry sleep outfit, a rain jacket, a puffy jacket, and a warm hat and gloves will cover most three-season trips, especially if you choose quick-drying fabrics and merino wool that stays fresher for days. Wash a shirt in a stream-side basin or simply accept that trail clothes get dusty; carrying three spare shirts does not make you cleaner, it just makes you slower. The same logic applies to toiletries: a trimmed toothbrush, a tiny tube of paste, and a few feet of tape wrapped around a pencil beat a full wash bag.

Finally, test your new kit on a short overnight before you trust it on a long trail, and weigh the pack again after you return. Note what you never touched, what you wished you had, and what annoyed you, then adjust by one or two items at a time rather than rebuilding everything. Dropping below 10 pounds is rarely about buying the lightest gear on the market; it is about carrying only what earns its place, knowing why each item is there, and keeping the safety margin that lets you enjoy the miles instead of enduring them.