Made of good silicone material, no odor, no harm, kids friendly. Not easy to break or deform, easy to clean and reuse, long serving life. Compact size, portable and lightweight, very convenient to carry around. You can give it as a present for kids on Christmas. Features -Material: Silicone -Size of 8cm: About 9.00X9.00X1.80cm/3.54X3.54X0.71in -Size of 9.5cm: About 10.50X10.50X2.20cm/4.13X4.13X0.86in -Size of 10.8cm: About 12.00X12.00X2.50cm/4.72X4.72X0.98in - With snow decorations, these cup covers are decoration. - Our sturdy and reusable lids long-term functionality and convenience. - Manufactured with thick, food-grade silicone, they are not easy to break or fall apart. - Cover the lids by simply unfolding the elastic lid, then lay it down straight and wrap it around the cup, then adjust to fit. - They can prevent water or milk from flowing out of the cup when it is knocked over or dropped to the floor. Package list: 1 x Lid