This insulated stainless steel bottle is perfect for any active lifestyle. Its double-walled vacuum technology keeps drinks hot for up to 6 hours and cold for 24 hours. Made from high-grade 304 stainless steel, it's rust-proof and durable, with a superior powder-coated finish for a sweat-proof, easy-grip surface. The eco-friendly and BPA-free lid is designed for car cup holders and slides for easy sipping. Enjoy your drink anywhere and anytime.