Are you still troubled by the leak of tumbler? Our spill stopper set is the best solution, it keeps your mug spill stop. Our straw cover cap stop water from spilling out of the straw, and can stop other items from entering through the straw. Our spill proof are with YETI straw mug 16 oz / 20 oz / 24 oz / 25 oz / 26 oz / 35 oz. Our tumbler are made of food silicone.
[Spill Proof ]: Say goodbye to the leak of tumbler, Our Straw Cover Spill Stopper Set keeps your mug spill stop. No longer worry about your mug being knocked over and spilling water all over the floor.
[Scope of Application]: Our spill proof are with YETI straw mug 16 oz / 20 oz / 24 oz / 25 oz / 26 oz / 35 oz.
[Straw Cover Cap and Leak Stopper]: The straw topper cover cap prevents water from spilling and protects the straw from filth. The spill stopper enhances the seal of the cup.
[High Quality Material]: All of our tumbler are made of food silicone.
[Not 100% Spill Proof]: There must be vent-hole for pressure balance, there may be slight leakage.