Gracelife 2 X Dairy Cow Silicone Watertight Cup Mug Lid Cover Cap Leak Proof Leakproof (green) Product approx Size: 4.5in x 4.5in x 1in. Color ship at random! Fit Cup/mug opening: less than 4inch. Easy to clean and rinse lovely and cute mug lid for the gift to your friends and yourself !!! For keeping dust free and clean from your favorite mug or cup. Gracelife Branded dinner series are served by Aibao Inc. All property right owned.