12 pcs Silicone Spill Proof Stopper,Compatible with Stanley Cup 1.0 40oz/30oz,Tumbler Accessories with Handle and Straw, Including 4 Straw Cover Cap, 4 Square Spill Stopper and 4 Round Leak Stopper

About this item 【Stanley Cup Essential】Are you still bothered by the leak of the non-reverse? Our silicone spill-proof plug set is the best solution, even if you flip the cup will not leak.Effectively preventing splashing and dust. 【Perfect Match】Silicone seal upgrade kit is compatible with Stanley H1.0 water bottle lid (20/30/40oz). Four color leak-proof set, you can mix and match as you like, set contents: 4 Straw Cover Cap, 4 Square Spill Stopper and 4 Round Leak Stopper 【Good Sealing】The straw tip cap prevents drinks from spilling out of the straw and dust from entering, keeping the straw clean; the square straw stopper creates a seal and fixes the straw; the round anti-leak stopper has an open design to improve the seal and ensure that air can enter when drinking. 【High-Quality Material】The spill stopper set is made of food-grade silicone, odorless, reusable, BPA-free, and dishwasher safe. 【 Wide Usage】The stanley cup accessories used for hiking, traveling, walking, camping, etc. A good gift for women, girls, friends, sisters, as a birthday gift, Christmas gift, Mother’s Day gift, classmate gift, teacher gift, etc.c