Made from 18/8 food grade stainless steel. BPA free, non-toxic, lead free and rustproof. 40oz huge black tumbler, removable handle, easy to carry, Leak-proof. Use the stainless steel Tumbler when you go camping, backpacking, traveling, hiking, at the beach, picnic, parties, and another outdoor or indoor occasion. The size of the bottom of the cup is convenient for you to hold firmly, The tumbler can be safely placed in most car cup holders. Large cup mouth makes it easier for you to clean the tumbler.The handle is also easy to remove.