NCAA Oklahoma Sooners 16oz Insulated Acrylic Square Tumbler 16 ounce acrylic square tumbler Double-wall insulated tumbler made from the finest quality acrylic Designed with color coordinated team logos BPA free, lead free, safe to use 16 ounce, all-purpose acrylic tumbler State-Of-The-Art acrylic looks and feels like glass but won't shatter Perfect for everyday use at home or in the office