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Adventure Medical Kits Ultralight Watertight .5 First Aid Kit vs Sawyer Permethrin Spray
Weight and specs compared for 2026 — and which one to choose.
Adventure Medical Kits Ultralight Watertight .5 First Aid Kit is the lighter option — 98 g lighter than the Sawyer Permethrin Spray (49% less weight). If grams matter to you, that is the one to beat.
Adventure Medical Kits Ultralight Watertight .5 First Aid Kit
102 g
Minimal first aid kit for 1-2 people, 1-2 days. 3.6 ounces.
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Adventure Medical Kits Ultralight Watertight .5 First Aid Kit vs Sawyer Permethrin Spray: which should you buy?
If saving weight is your priority, the Adventure Medical Kits Ultralight Watertight .5 First Aid Kit wins — at 102 g it is 98 g (49%) lighter than the Sawyer Permethrin Spray (200 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest first aid page, or browse the full gear weight database.
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