CupsCo Classic 16oz Cup 10-pack Stainless Steel Ten of our 16oz Stainless Steel Reusable Cups, neatly stacked and ready for you and your friends. 100% type 304, 18/8 food-grade stainless steel. Funk-free - wont leach any foul taste into your beverage. BPA-free, Phthalate-free, Lead-free (3rd party tested) Beautiful hand-polished Mirror Interior Dishwasher Safe  Stackable and packable  Shatterproof - goes where glass cant  LIFETIME durability UPcyclable - should tragedy strike and your cup is run over by a steamroller, it can be converted into material of equal or higher quality.