Color: Gray. Volume: 10oz(300ml). Extend size: 2.95in(L)*2.95in(W)*5.70in(H). Collapsible size:2.95in(L)*2.95in(W)*2.59in(H). Tips: 1.Please boil and disinfect before use and put it in a clean place. 2.Loosen the cap when folding and stretching to keep it ventilated. 3.Do not wash with hard materials to avoid damage. 4.Do not pour into liquids such as strong acids and alkalis. Note: Please use with caution when filling with hot liquids.