Features 1. Better Protection: Silicone water bottle protective sleeve can protect your cup from collision, scuffs, scratches. Give your water bottle a longer life, will not make a noise when placing it on the table, no embarrassed by the bottle's nosiy clanking on counters or tables. 2. Premium Material: This bottom boot is made of food-grade silicone, soft, flexible, BPA-free, odor-free, reusable, durable safe. Safe for all ages. 3. Perfect Fit: The silicone protective sleeve is specially suitable for diameter in 2.67-3.07 inch water bottles. You can easily put it on off the bottle sleeves. proper size lightweight is easy for you to carry store. 4. Before installation, clean the bottom of the tumbler, then put the silicone boot on it slowly squeeze out the air. It is reusable easy to clean by h washing. 5. Ideal Decoration: Our bottom sleeve for the water bottle will be the perfect accessory for your daily activities. You can choose a suitable color to match your water bottles make your bottle more fashionable. Specification Material: Silicone Color: Multicolor Size: 4.5 x 7.5 cm Weight: 38 g Package Include: 1x Silicone Water Bottle Bottom Sleeve