Do you need tumbler stopper set for your daily use? This tumbler stopper set is practical, which is made of silicone material, and reusable. With simple and reasonable design, the tumbler stopper set is easy to clean and use, attractive and practical, and has a wide application. Features -Color:Black -Material:Silicone -Size:2.50X2.50X1.50cm/0.98X0.98X0.59in -Size:2.80X2.00X0.30cm/1.10X0.79X0.12in -Size:8.20X1.50X0.50cm/3.22X0.59X0.20in -Note:Compatible with stanley Accompanying Cup 1.0 40oz only. - The cup anti-leak tumbler stoppers are made of silicone material for long time and use. - Lightweight, easy and convenient to carry and store, also can be a good helper to your drink cup. - Good sealing, as good gift choice for your friends, they will like it. Sufficient quantity, enough to use. - Convenient to use, prevent the straws from the dust as well. Meanwhile, it can also distinguish your straws. - Simple shape, which is practical. These tumbler stoppers are light in weight, with fine workmanship. Package list: 2 x Straw Covers 2 x Square spill-proof plug 2 x Round cap leak-proof plug