Adopts food grade silica, elastic, shatter- and Eco-friendly. Well-sealed stainless steel lid, avoids water leakage. Folding design for conveniently carrying for outdoor use. Easy to fold, can be storage in handbag or backpack. Bright color and stylish design, beautiful and fashionable. Features: Adopts food grade silica, elastic, shatter- and Eco-friendly. Well-sealed stainless steel lid, avoids water leakage. Folding design for conveniently carrying for outdoor use.Easy to fold, can be storage in handbag or backpack. Bright color and stylish design, beautiful and fashionable. Specifications: Material: Silica gel Maximum capacity: 500ml Color: purple Folded: Approx. 11.3*7cm / 4.45*2.76in Package List:1 * Folding Water Cup Notes: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. s are not calibrated same, item color displayed in photos may be showing slightly different from the object. Please take the as standard. 3. Please remove the lid firstly before folding or unfolding the cup.