The Riti bottle is constructed with double wall copper vacuum insulated 18/8 stainless steel, which is ideal for keeping drinks cold or hot for a long time. 100% leakproof, BPA-free, and tested and approved under German Food Safe Legislation (LFGB). Tested and approved for phthalates content according to REACH regulations. Volume capacity is 500 ml. Hand wash recommended. Presented in a recycled cardboard gift box.