Still looking for some multi-function and flexible silicone water bottle sleeves? Want to have some trustworthy and durable heat insulation glass cup silicone covers? If your answer is yes, then our product will be a wise choice. This bottle boot is some non-skid and heat-insulated, made by silicone. Features - Color: White,Grey -Material:Silicone - Size: 7.50X7.50X4.20cm/2.95X2.95X1.65in -Use silicone material, which can withstand high temperature, is safe, and can be used with confidence. -Supple and anti-drop, better protects the bottle or water cup, simple and easy to apply. -Touch with your hands safely because of their mellow and smooth surface design, simple and easy to use. -Flexible design that can be easily applied on the bottle to meet your using needs, wonderful using feeling. -A practical and considerate your families or friends, they will be happy to get this item. Package list: 1 x Silicone Bottle Boot