The Flow RCS recycled stainless steel vacuum bottle is designed for long lasting enjoyment of your drinks. The double wall recycled stainless steel vacuum construction keeps beverages chilled for up to 15 hours or warm for up to 5 hours. Three-part design: easy to fill and easy to take apart for cleaning. Made with RCS (Recycled Claim Standard) certified recycled materials. RCS certification ensures a completely certified supply chain of the recycled materials. Total recycled content: 75% based on total item weight. BPA free. Capacity 540ml. Including FSC®-certified kraft packaging. Registered Design®