Non-slip silicone boots/sleeves fit for 12 & 24oz / 32 & 40oz water flask bottle Details: * Non-slip silicone shoe quiets clanking when setting the bottle And also provides grip on slippery exterior surfaces * Provide bottle protection with Hydro Flask, ensure the bottle from bumps and dents. * Anti-slip soft silicone protects the bottle from falling by accident. It makes your bottle stay safe * Fit Capacity: 12 & 24oz, 32 & 40oz (optional) * Diameter: 12 & 24oz: 7.5cm (Approx.) 32 & 40oz: 9cm (Approx.) * Color: Yellow/Grey/Black/Orange/Red/Army Green/Rose/Light Blue/Navy/Purple (As Pictures Show) * Material: Silicone (As Pictures Show) Package Content: 1 * Bottle Cover Note: The actual colors of the item may be slightly different from the pictures displayed on website caused by many factors such as brightness of your monitor and light brightness