Stay hydrated on the trail, at the gym or running errands. Durable vacuum-insulated stainless steel helps keep your beverages cold all workout long.Key FeaturesVacuum-insulated durable stainless steel keeps beverages cold Ergonomic shape is comfortable and easy to hold Durable finish is scratch-resistant Leak-resistant lid provides a tight sealMore DetailsSignature Swoosh adds classic finishMaterial composition: 90% Stainless Steel, 8% Polypropylene, 1% Thermoplastic Vulcanizate, 1% Silicone