Mason Jar Tumbler, 25oz. Capacity - Clear A new twist on a classic design. These Tumblers have the same feel as those nostalgic old time glass mason jars but are made from durable tritan material, with an acrylic lid. Safer for use around the swimming pool, at the beach, and in the hands of young ones. Single Wall, Large 25oz. Capacity for Cold Beverage Drinks. Threaded Acrylic Lid, with Silicone Gasket Seal, and Matching plastic Straw included. BPA Free Hand wash. Not for microwave or freeezer use.