𝙐𝙥𝙜𝙧𝙖𝙙𝙚𝙙 𝙎𝙩𝙖𝙣𝙡𝙚𝙮 𝙎𝙥𝙞𝙡𝙡 𝙎𝙩𝙤𝙥𝙥𝙚𝙧: Compatible with stanley tumbler 1.0 & 2.0 both versions. Universal design, more convenient and practical compared to other spill proof stopper set that can't be universally used. Three colors design to match your stanley cup. 𝙁𝙤𝙤𝙙-𝙜𝙧𝙖𝙙𝙚 𝙎𝙞𝙡𝙞𝙘𝙤𝙣𝙚: Our stanley cup spill stopper is made of food grade silicone, reusable, BPA free. Providing you with a premium and safe drinking experience. 𝙍𝙚𝙪𝙨𝙖𝙗𝙡𝙚 𝙎𝙩𝙧𝙖𝙬 𝘾𝙤𝙫𝙚𝙧: Silicone straw covers cap can prevents water spilling out of the straw, and prevent debris and dust from entering through the straw. Straw tips cover has a strip that can be fixed on the straw not be lost. 𝙎𝙩𝙖𝙣𝙡𝙚𝙮 𝙇𝙚𝙖𝙠 𝙎𝙩𝙤𝙥𝙥𝙚𝙧: Installed square spill stopper in the straw hole of the stanley cup lid, forms a seal and holder the straw. And install round leakproof stopper in the middle of the inside of the lid for sealing without leaks or messes. 𝙆𝙚𝙚𝙥 𝘾𝙡𝙚𝙖𝙣 𝙖𝙣𝙙 𝙋𝙤𝙧𝙩𝙖𝙗𝙡𝙚: Silicone spill proof stopper set makes stanley tumbler form sealing. Keeps the drink inside the cup safe and hygienic, no leaks and make messes.