The Bentoheaven Silicone Water Bottle Boot was specifically designed for Bentoheaven Kids stainless steel 17 fl oz (500 ml) bottles, and it is available in 6 modern colors. It is a versatile accessory designed to fit water bottles, tumblers, and cups with a 3-inch (7.5 cm) diameter, and might be compatible with 17-24 oz bottles and 40 oz tumblers. Check compatibility before ordering! This protective tumbler boot safeguards your bottle from dents and scratches, dampens noise, and provides an anti-slip base. Made from food-grade, BPA-free silicone, this cup boot is easy to add or remove for cleaning, thanks to a small ventilation hole, and is dishwasher safe. This water bottle bottom protector keeps your bottles in top condition. Enhance your kid's collection with Bentoheaven's European-designed stainless steel cutlery, food jars, water bottles, and cooler bags, all featuring artist-drawn characters.