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Katadyn BeFree AC Bottle 0.5L vs Sea to Summit Trek and Travel Liquid Hand Wash

Weight and specs compared for 2026 — and which one to choose.

Katadyn BeFree AC Bottle 0.5L is the lighter option — 18 g lighter than the Sea to Summit Trek and Travel Liquid Hand Wash (20% less weight). If grams matter to you, that is the one to beat.
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Spec Katadyn BeFree AC Bottle 0.5L Sea to Summit Trek and Travel Liquid Hand Wash
Weight 72 g · 0.072 kg · 0.16 lb 90 g · 0.090 kg · 0.20 lb
Brand Katadyn Sea to Summit
Category Hygiene Hygiene
Katadyn BeFree AC Bottle 0.5L
72 g

Ultralight collapsible water filter bottle with activated carbon. Removes tannins and improves taste. Fits running vests and ultralight daypacks

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Sea to Summit Trek and Travel Liquid Hand Wash
90 g

Concentrated liquid hand wash. 89ml biodegradable formula.

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Katadyn BeFree AC Bottle 0.5L vs Sea to Summit Trek and Travel Liquid Hand Wash: which should you buy?

If saving weight is your priority, the Katadyn BeFree AC Bottle 0.5L wins — at 72 g it is 18 g (20%) lighter than the Sea to Summit Trek and Travel Liquid Hand Wash (90 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 hygiene page, or browse the full gear weight database.

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