Integrated silicone gasket ensures a complete seal for enhanced compatibility with various bottle designs
Universal 28mm (410) cap fit allows use with most narrow-mouth water bottles worldwide
Featherweight 4 g design minimizes pack weight for ultralight backpackers
Efficient water stream delivers thorough cleaning without bulky accessories
External threading prevents accidental disengagement under squeeze pressure
Summarized by Shop
Toilet paper is bulky, slow to degrade in the backcountry, and accumulates fast over 2,000 miles. The Bottle Cap Bidet replaces it with a 4 g attachment that threads onto any 28-410 bottle (Smartwater, NOBO, Lifewater) and turns your water into a concentrated cleaning stream. Because it threads externally rather than plugging into the nec
Weight
4 g (0.14 oz)
Dimensions
3.3 cm diameter x 1.3 cm height
Thread Size
28 mm (410 standard)
Material
Silicone gasket, plastic body
Compatibility
Fits most narrow-mouth bottles with 28 mm cap
Made in
United States
Summarized by Shop
4.9
39 ratings
5
4
3
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1
Used this every day on the Colorado Trail, and the thing works like a champion. Ultra lightweight, and more robust than the push-in bidet types. Get a color that you will be able to spot easily in case you drop it in some brush.
J
Jaren · August 6, 2026
I bought it for office and travel because it's discreet and disappears in a pocket. It's targeted stream is different to others (I compared with Culo and Holy), so you adapt your technique. Well worth buying.
H
Harvey · June 3, 2026
I’m only like the ones with the small hole on the back for a micro cord to tie to my bottle. Thanks