Your hiking lunch box should just be a soft pouch

On a long weight-critical hike, skip the hard lunch box and carry a lightweight soft pouch or zip-style bag instead.

Hard lunchboxes are heavy, bulky, and don’t compress. When every gram counts, the “box” is the problem. A soft insulated pouch, or even a plain dry bag, works better and can squash down as you eat.

What you pack matters more. Ditch all original packaging and repackage into zip bags to drop weight and volume. Go for high-calorie-per-gram foods: nuts, dried fruit, jerky, tortillas with peanut butter, hard cheese, salami. Avoid anything canned, bottled, or with a lot of water in it — drink that water on the trail instead.

If you want something cold, freeze a water bottle and use it as an ice pack. It keeps food cool for hours and turns into drinking water later, so you’re not hauling dead weight.

Pack dense items at the bottom, squishables on top, and don’t worry about being fancy. The best hiking lunch system is the one you barely notice until you’re hungry.