About this item Compatibility: This Water Bottle replacement lid is only compatible with the 16 oz Stanley beer pint glass tumbler. Insulation Performance: The silicone plug on the top of the water bottle lid and the flip-top design allow the beer pint tumbler to keep beverages cold or hot for longer, ensuring you can enjoy your drinks at the ideal temperature for an extended period. BPA-Free Material: The replacement lid for Stanley beer pint is made from BPA-free plastic, ensuring safe drinking. It is also dishwasher safe. Easy to Use: The lid can be opened and closed by flipping the top cover. The top cover is specially designed for straws, allowing you to drink directly or use a straw. (Remove the silicone plug to use a 9mm straw.) Thoughtful Design: Featuring multiple sealing lids and gaskets, it is designed for easy portability, so you don't have to worry about spills when carrying it outdoors.