6pcs Silicone Spill Proof Stopper, Compatible with Stanley Cup 1.0 40oz/30oz, Tumbler Accessories [ Perfect Fit 1.0 Version ONLY ] Specially designed for Stanley Quencher H1.0 FlowState Tumbler 40 oz & 30 oz. (ONLY COMPATIBLE WITH 1.0 VERSION OF STANLEY CUP If your cup is version 2.0, the round leak plug will come off due to incorrect size and cause leakage Please check your cup version before purchasing) [ A Must-Have for Stanley Cup ] Are you still worried about the cup leaking and staining your clothes, desk or backpack? Let our spill-resistant stopper set solve everything for you Including 2 straw lids, 2 square leak stoppers and 2 round leak stoppers. Effectively prevent splashes and dust. [ All-Round Spill Proof ] The straw tips cover can prevent drinks from spilling from the straw and dirt entering, keeping the straw clean; The square straw plug can form a seal and secure the straw; The round leak-proof plug with an open design is used to improve the seal and allow air to enter when drinking. [ High Quality Material ] Made of safe food grade silicone, BPA free, durable and reusable, eco-friendly and non-toxic. Can be used for a long time without deformation. Good heat resistance and sealing performance. [ Easy to Install and Clean ] Our spill-resistant stoppers are compact and lightweight, easy to install and portable, making it perfect for outdoor activities. Hand washable and dishwasher safe. A thoughtful gift for family and friends Package includes: 1 set of 6 pcs spill resistant stopper Remark: 1. Please allow 1-3cm differences due to manual measurement, thanks 2. Please understand because of the light irradiation or computer screen difference, so I can't guarantee photos and the real color is 100% the same.