Rubber coaster protector $ 4.26 Material: Silicone pattern: plain Shape: round Strong heat insulation resistance to high and low temperature High flexibility and strong tear resistance Silicone coaster can effectively protect the bottom of the cup, anti-skid, scratch-resistant, abrasion-resistant, good-looking, easy to use, and easy to clean. Universal thickened silicone cup bottom cushion Material: Food grade (imported) silicone material When the ruler is (approximately): Small: 5.8-6.4 cm; Large: 6.5 cm in diameter (Diameter of 6.5 cm and 7 cm can be used) Height 2 cm. Beautiful colors, environmental protection, non-toxic, soft and comfortable