Bottle is double wall 18/8 grade stainless steel with vacuum insulation. Inner wall is plated with copper for ultimate conductivity to keep drinks hot for 12 hours and cold for 48 hours. 17oz.
Double-wall construction, vacuum insulated. Keeps drinks hot for 5 hours and cold for 15 hours. Leak-proof locking cap. Perfect accessory for wine. Hand wash only. Follow any included care guidelines.