The knobs are large enough so they don't squirm

UD glossy or matte carbon

That makes TPU an ideal material for bicycle tubes

Cage will hold your bottle no matter how rough the going gets

reduced friction

dometic thermo bottle 500mll 1 Cycling Bell The knobs are large enoughThis handy 500 ml thermally insulated bottle is a reliable companion on the move. It fits every backpack and most cup holders. Double walled, vacuum insulated stainless steel keeps your drinks hot or cold for many hours. The 360 drinking cap is 100% leak proof. Simply click to open and click again to close. With our optional add on caps you can easily customise your bottle to your favourite leisure activities.