Built to move with you, the Explorer is great for hiking, working out, running around town, and all your favorite outdoor activities. • Therma-S’well® Technology with triple-layered, vacuum-insulated construction designed to keep drinks colder or hotter, longer than all the rest. • Flip Straw Lid for quick sips. • Built-in, ergonomic handle. • Leakproof when closed. • 91% recycled food-grade 18/8 stainless steel bottle. • 18/8, food-grade stainless steel lid. • Condensation-free exterior won't sweat in your hands or bag. • BPA/BPS-free and reusable. • Dishwasher safe or hand wash with warm soapy water. Flip Straw Lid is top-rack only.