With help of the water bottle protector, it can protect your stainless steel water bottle from bumps and bruises. Moreover, it eliminates noise when the cup collides, providing a peaceful drinking experience. Made of high-quality material, our water bottle protector is heat-resistant, flexible, wear resistant, scratch-proof, no odor and BPA free. Raised design on the bottom of the cup sleeve to avoid scratches and damage. You can use it with confidence. Our water bottle boot is easy to clean, and can be used for a long period of time. Unlike other similar products, our water bottle boot is easy to install, and it fits perfectly without slipping. Item Name: Water Bottle Boot Material: Silicone Features: Universal, Non-slip, Heat-Resistant, Reusable Size Details: L: 7.8cm/3.07", W: 7.8cm/3.07", H: 4.3cm/1.69" (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: 1 x Water Bottle Boot