S'well LWB-MOON04 Vacuum Insulated Stainless Steel Water Bottle, 25 oz, Moonstone Designed to keep beverages cold for 24 hours and hot for 12, our water bottles feature double wall construction with an extra interior copper layer for superior performance Our bottles are made from premium grade, 18/8 stainless steel thats non-toxic, non-leaching and BPA free 25 oz bottle is perfectly sized to hold an entire bottle of wine Vacuum insulated to keep liquids and carbonated beverages fresh Swell bottles are backed by our one-year Satisfaction Guarantee The Stone Collection features an opaque finish and a durable stone-like texture that celebrates the beauty of semi-precious gems