Bruntmor, 16oz 18/8 Stainless Steel Stackable Drinking Pint Cups, Set of 5 Bruntmor 16oz Stainless Steel Cups are made of premium food-grade 18/8 stainless steel that is free of toxins and BPA. Extremely durable, won't break, recyclable and dishwasher safe. These steel cups will last you many years of use and give you a clean tasting drink every time. 100% toxin free means no harmful paints or plastics that impart unwanted flavors into your drink. Perfect at home at the dining table, picnics, outdoor events, the workplace, schools, camping, and hiking. Great as a replacement to plastic drinking cups. Stackable design makes it easy to store and easy to take with you outdoors. These truly are the best cups you'll ever use!