Sea to Summit Trek and Travel Liquid Hand Wash vs SteriPen Adventurer Opti

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

Both weigh the same at 90 g, so choose on features, price and fit.

Spec	Sea to Summit Trek and Travel Liquid Hand Wash	SteriPen Adventurer Opti
Weight	90 g · 0.090 kg · 0.20 lb	90 g · 0.090 kg · 0.20 lb
Brand	Sea to Summit	SteriPen
Category	Hygiene	Hygiene

Sea to Summit Trek and Travel Liquid Hand Wash

90 g

Concentrated liquid hand wash. 89ml biodegradable formula.

Full details →

SteriPen Adventurer Opti

90 g

UV water purifier. Purifies 1L in 90 seconds.

Full details →

Sea to Summit Trek and Travel Liquid Hand Wash vs SteriPen Adventurer Opti: which should you buy?

On weight these two are identical (90 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

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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