Collapsible: The Burtrail collapsible running water cup is Ultralight and Soft, you can stow it in running belt or pocket, The included hook allows you to hang the cup on the running vest or bag, portable drinking cup anywhere
Portable: Easily foldable, rolled up or flattened when it empty, running water cup collapse to only 0.39 inch. It's doesn't take up too much space
Food Grade: Our running cup is made of food-grade materials, BPA & PVC Free
Reusable: This collapsible cup running is specially designed for ultra marathon and trail running
Easy to Clean: Our collapsible running cup can be rinsed with water
