Material: silicone Color: gray, blue Size: 878758mm (folded state) / 8787140mm (unfolded state) Capacity: 350ml Package Contents: 2 * Collapsible Coffee Cup [High Quality] The collapsible cup is made of food grade Silicone that is safe, non-toxic and tasteless. It has passed strict food safety inspection. Good fall protection performance and durability. [Foldable cup] Foldable design, pocket size, easy to store and easy to carry. It can replace disposable cups, save energy and is environmentally friendly. [Double Leakproof Design] The sealed lid can effectively prevent the lid from falling off. Cover holes and air holes also ensure a good sealing effect. No matter how you shake it, the water in the cup will not leak. [Reusable and Washable] After use, the cup can be cleaned and disinfected with hot water. Easy to clean, easy to rinse, ready to use after each use. The mug can be reused, not one-time use. [Upgraded Cup] The foldable coffee cup has an insulating ring, easy to hold in hand with hot water. It can stabilize and maintain the shape of the cup, protect your hands and prevent you from scalding your hands when drinking hot coffee or water. The compact cup structure can be inserted into the straw.