These beautiful fegg reusable unbreakable silicone tumblers are the new must-have! Unique in the sustainability driven marketplace, not only is fegg foldable, it’s beautiful to drink from, light & portable, dishwasher safe and made from FDA-approved food grade silicone. Presented as a set of four in a gorgeous -box, fegg is the perfect for absolutely everyone.  key features include: Unbreakable tumblers. Reusable, sustainable. Made of silicone. Set of four as shown. 350Ml,12 oz each. Portable,lightweight. Odourless, flavourless. Fda approved food-grade silicone. Perfect for everyday living, gifting & entertaining.