DyeTrans® Sleeve for Coffee Cup, Neoprene, Fits 10, 12, 16, 20 oz cups, 3.125" x 4.25". Also fits red Solo® cups. White outer surface adhered to inner sublimation Neoprene™ rubber beverage insulator. Clever sublimation product for all those coffee lovers. This beverage insulator is also available unsewn for better imaging: MP042U, sold separately. A good idea is to bundle these with matching printed tote bags, hats or flags - decorated for events (sold separately).