Designed to fit all 350ml/12oz, 500ml/17oz, and 750ml/25oz sports bottles
Made of Polypropylene
How to Use: Use the collar and strap assembly on thinksport 350ml, 500ml, or 750ml bottles. Simply push the ring of the strap around the neck of the bottle and then tighten down the collar. Dishwasher safe. Utensil basket recommended.
