TRIPLE-LAYERED INSULATION: Swell 17oz Bottle with stainless steel. Triple-layered, vacuum-insulated construction. Exclusive Therma-Swell Technology keeps beverages cold for 36 hours and hot for 18. Sleek and beautifully crafted. Hand-wash only. | | THE PERFECT FIT: Our stainless steel water bottles and beverage containers are designed with an opening wide enough for most ice cubes so you can easily refill and reuse it over and over. Whether you're hitting the road, bike trails, or the gym, youll find Swell fits just right in most standard-size cup holders. | | DON'T SWEAT IT: Offers a condensation-free exterior that won't sweat in your hands or bag. | | WORRY-FREE HYDRATION: Made from 18/8, food-grade stainless steel with superior construction. BPA/BPS-free and reusable. Compliant with California Prop 65 regulations. | | SUSTAINABILITY WITHOUT COMPROMISE: You won't have to compromise fashion and functionality to live more sustainably with our sleek, beautifully crafted,.