- Idea Companion for Cup： Are you still troubled by the leak of tumbler? Our spill stopper set is the best solution, it keeps your cup completely spill proof.
- For version 1.0/2.0：compatible with stanley tumbler 1.0/2.0 40oz & 30oz. [Patent applied for]
- Straw Topper：Different from the male model products on the market, our product has threads inside the outer cover, which has better sealing performance.0.6cm-1cm straws are suitable。The straw tip cover cap prevents water from spilling out of the straw, and can stop debris and dust from entering through the straw.
- Round Leak Proof Plug：Installed in the middle of the inside of the lid for sealing, with a cross opening design to ensure that air enters when drinking water, making drinking water easy.
- Square Spill Stopper Seal：Installed in the straw hole of the lid, it not only forms a seal, but also holder the straw.
- High-Quality Silicone Material：The spill stoppers set of 3 is food grade silicone, reusable, BPA free, dishwasher safe.
