Silicone Boot/Sleeve Bottle Non-slip Bottom Cover Anti-Scratch Suitable for 12 & 24oz / 32 & 40oz Hydro Flask Bottle 20DC05 Feature:*1. Non-slip silicone shoe quiets clanking when setting the bottle. And it also provides traction on slippery exterior surfaces.* 2. Protect your bottle with Hydro Flask, keep your bottle from bumps and dents.* 3. The non-slip soft silicone protects the bottle from falling by accident. This ensures that your bottle remains safe. Specification:Fit Capacity: 12 & 24oz, 32 & 40oz (Optional)Diameter:12 & 24oz: 7.5cm (Approx.) 32 & 40oz: 9cm (Approx.) Color: Grey/Black/Pink/Light Blue/Navy Blue (As Pictures Show)Material: Silicone (As Pictures Show) Package List:1*Bottle Cover Reminder:1. All photos are professionally color-coded, but due to different ambient lighting and different display device settings, there may be some deviation between the displayed photos and the items themselves. Please understand.2. The data is measured manually, there may be some variance, but it does not affect usage.