Description: Designed with an air hole on top of slider according airflow ergonomics which helps reducing splashing. Help prevent spill while turning over the tumbler and keep your drink insulated. Made of plastic, this spill proof lid is durable. The length of the product is 20cm, the width is 10cm, and the height is 50cm. It can be fit for many places, such as casual daily, home, etc. Item Name: Spill Proof Lid Material:Plastic Color: White, Black, Red, Green, Purple, Blue, Rose Red Size: Black,20oz: 9.4cmx8.65cmx2.2cm/3.7inx3.41inx0.87in Black,30oz: 10.7cmx10cmx2.75cm/4.21inx3.94inx1.08in White,20oz: 9.45cmx8.7cmx2.45cm/3.72inx3.43inx0.96in White,30oz: 10.8cmx10cmx2.6cm/4.25inx3.94inx1.02in Red,20oz: 10cmx9cmx2cm/3.94inx3.54inx0.79in Red,30oz: 10.8cmx10.1cmx2.5cm/4.25inx3.98inx0.98in Purple,20oz: 9.7cmx8.6cmx2cm/3.82inx3.39inx0.79in Purple,30oz: 10.75cmx10cmx2.25cm/4.23inx3.94inx0.89in Green,20oz: 9.65cmx8.8cmx2.5cm/3.8inx3.46inx0.98in Green,30oz: 2.5cmx12.8cmx12.1cm/0.98inx5.04inx4.76in Light Blue,20oz: 9cmx8.6cmx2.5cm/3.54inx3.39inx0.98in Light Blue,30oz: 10.9cmx9.75cmx2cm/4.29inx3.84inx0.79in Rose Red,30oz: 10.7cmx9.9cmx2.6cm/4.21inx3.9inx1.02in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Spill Proof Lid