Bottle Bottom Cover Anti-collision Anti-slip Silicone Vacuum Cup Boot Thermal Mug Insulated Protector Sleeve Home UseDescription: With its high toughness, resistance to bending and deformation, easy to put on and take off, long-lasting and durable, the cup cover is designed in solid color, it can perfectly match with any color cup. You can protect your cup from bumps and scratches with this shock-absorbing, impact-resistant, non-slip, non-drop cup cover that doesn't make noise when you put it on the table It is constructed of silicone material. This water bottle bottom protector cover is available in many colors and 2 sizes for you to choose from. Protect your water bottles at school, outdoors, fitness, home, office, or anywhere else. Suitable both for the elderly, adults and children. Item Name: Bottle Bottom Cover Material: Silicone Features: Easy to Install, High Elastic, Solid Color Size Details: 70mm, Diameter: 7cm/2.76"(Approx.) 60mm, Diameter: 6cm/2.36"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Bottle Bottom Cover