Straw Friendly: The beverage container features a broad opening for easy sipping and accommodates both straight and bent stainless steel straws.
Spill Resistant and Splash Resistant: The sliding cover improves spill resistant and splash resistant function, keeping your drinks on lock. The silica O-ring is leak proof, while the sliding cover is to add barrier for prevent the temperature escaping. Perfect option for on the go tumblers.
Lifetime Customer Service: We provide limited lifetime warranty to ensure you 100% satisfaction with the purchasing.
Fits Drinkware with Different Types: The lid is designed to fit SUNWILL 14oz coffee mugs and 20oz travel tumblers Only. Please do not try to use it on any other cups. Some customers have tried to do this but it didn't fit in the end.
Premium Material & BPA FREE: The sliding lid designed for 14/20oz vacuum insulated stainless steel tumblers. It is made from premium clear raw material, BPA free, easy to clean, dishwasher safe and durable.