DescriptionIf you are looking for a Tumbler Bottle Cap Spill Proof Stopper Set with reliable and reasonable price, I will tell you that our product will be your best choice. It adopts silicone material, so you can keep it for longtime.Features- Color: Pink-Material:Silicone- Size: 2.00X2.00X1.00cm/0.79X0.79X0.39in- Size: 2.40X1.50X0.20cm/0.94X0.59X0.08in- Size: 5.00X1.30X0.60cm/1.97X0.51X0.24in- Made of silicone materials, the Spill Stopper Set for Tumbler is wear and tear resistant, durable and flexible.- Our Spill Stopper Set, including straw cover caps, spill proof stoppers, leakproof stoppers, makes your cup completely spill-proof.- The spill proof stopper can be easily installed on the straw hole, not only forms a seal, but also holds the straw in place.- Whether you're traveling, engaging in outdoor activities, or using it in your daily life, this Spill Stopper Set is practical.- The straw cover caps can protect your drinking straw from dirt and dust, very practical and convenient.