Unlike our knock-offs and competitors, the Ultimate Wyff’r is the only cap designed to permanently replace the bottle’s original screw cap. Others will have you replace the cap between uses or risk a nasty spill when their cap fails. The only time you need to remove your Wyff’r is when your...

Glow sleeve to put over the cap and glows in the dark (fits all sizes)

The Ultimate Wyff’r is a single-handed flip top cap for your favorite cleaners, that's both easy to open and effortless to close.

The Ultimate Wyff’r is a single-handed flip top cap for your favorite cleaners, that's both easy to open and effortless to close.

The Ultimate Wyff’r is a single-handed flip top cap for your favorite cleaners, that's both easy to open and effortless to close.