Sip%2C%20twist%20and%20go.Designed%20with%20hot%20drinks%20in%20mind%2C%20the%20Flex%20Sip%E2%84%A2%20Lid%20lets%20you%20enjoy%20your%20favorite%20brew%20or%20hot%20beverage%20leak-free.Designed%20for%20transporting%20and%20drinking%20hot%20beveragesLeakproof%20when%20closedEasily%20twist%20to%20open%2C%20twist%20to%20closeFits%20all%20Wide%20Mouth%20bottlesBPA-Free