Straw Cover: Suitable for the straws with a diameter of 0.4 (10 mm) Exclusively for 2.0 Tumblers: Designed to be compatible only with Stanley Cup 2.0 40 oz, 30 oz and 20 oz tumblers Premium Material: Made of premium silicone, durable, reusable, and easy to wash by hand, dishwasher Protects Your Cup: The straw topper prevents spills, the straw fix stoppers stop spills and secure the straw, and the lid spill plug stops leaks while making it easy to drink Purchasing one you can get: 1× Straw Cover, 1× Round Leak Stopper, 1× Square Spill Stopper ASIN B0DGQ6185V Size 40 Ounces Color A5-Orange Shape Cylinder Capacity 2.5 pounds Brand Name MOLOSLEEVE Unit Count 1 Count Item Weight 0.02 kg Reusability Reusable Manufacturer MOLOSLEEVE Material Type Silicone Product Style Modern Number of Items 1 Material Features Dust Resistant, Dishwasher safe Included Components Straw Recommended Uses For Product Home, Travel Other Special Features of the Product Dust Resistant