Students will love the unique and trendy design of this 16 oz. Soundwave Tumbler. It's a must-have item for school fundraisers, school stores, Prom favors, graduation gifts, and more. The 16 oz. double-wall acrylic tumbler comes with a clear domed screw-top lid with matching color slide-lock, soft silicone straw. Add your custom imprint to one side of the tumbler.