【Safe Material】 Made with top AS and PP which can use dishwasher,BPA Free and durable. These 40 oz tumbler lids are safe to be in direct contact with drinks,easily to clean. 【Special Design】The replacement lid for Stanley Quencher,The cover on the top of lid is dual opening design and can be rotated,support two drinking options , straw opening and drink opening,the opening adds silicone design to prevent water spillage, which can fix the straw and prevent splashing. 【Perfect Fit】This 40 oz replacement lid is perfectly compatible for Stanley Quencher cup and any other 40oz vacuum insulated stainless steel tumbler lid. Please check your tumbler dimensions before purchasing. 【Easy To Us】This replacement lid is designed with a slide button,360° rotating design,rotating cup cover is easy to use, easy to carry. The travel tumbler lids fits closely to the cup and has a good airtightness to prevent spills. 【Our Services】We will provide 2 spill proof and splash resistant tumbler lids，40 oz.We are so confident in our tumbler lid that we will replace them for free if they would ever break! 40oz Tumbler Lids Replacement for Stanley Cup,Replacement Spill Proof Splash Resistant Tumbler Lids Reusable Tumbler Cover for Stanley and More Coffee Mugs