9oz (260ml) Stainless Steel liquids holder, including practical pop-out valve and spout for safe and hygienic drinking at school or at play. The BornFree BPA-Free Stainless Steel liquids holders and food containers are made from 18/8 grade Stainless Steel and materials that are 100% free of Bisphenol-A, Phthalates and PVC. For all ages.