GHP Double Wall Vacuum Insulated Stainless Steel Canteen Water Bottle, 17 oz, Gold Stainless Steel double wall construction prevents condensation and insulates your beverage Mouth of bottle is large enough to fit ice cubes and small enough for drip free sipping Keeps beverages hot for up to 12 hours and cold for up to 24 hours, Fits in most car cup holders Made from high quality stainless steel inside and out and features a twist on cap with a silicone gasket that eliminates leakage BPA free, Non-toxic, Non-leaching, Hand wash recommended