The Spring USA Vacuum Insulated Stainless Steel Beverage Canteen is a 16 oz double wall vacuum insulated stainless steel water bottle. It keeps drinks cold up to 24 hours and hot up to 12 hours. The bottle is made from food-grade 18/8 stainless steel with a screw-on lid. It is BPA free and features a wide mouth design for easy cleaning. The canteen is durable, lightweight, and condensation-free. It comes in a variety of colors including black, navy, pink, purple, and more. This bottle is ideal for keeping water cold during outdoor activities.