Lifefactory 22-Ounce BPA-Free Glass Beverage Bottle with Flip Top Cap, Olive Flip top cap has a narrow mouth spout for easy on-the-go drinking, the wide mouth bottle makes it easy to add ice, citrus slices and tea bags Hex silicone sleeve has a more robust base and rugged styling that provides great gripping surface and helps to prevent breakage Bisphenol a (bpa), phthalate, pvc, polycarbonate-free and 100-percent non-toxic Glass does not add a chemical or metal taste to your beverage Dishwasher safe, easy to clean, bottle and sleeve can be put into the dishwasher together