Compatibility: Replacement rubber gasket Only compatible with one kind of Thermos Funtainer 16 oz bottle spout lid (with line in the lid), please carefully see picture show of the lid
Leak-proof Kit: Includes 6 replacement silicone gaskets (seals) - the most common parts causing leaks in your thermos funtainer lid
Premium Silicone: Made from BPA-Free, food-grade silicone for safety. Resists wear, deformation, and retains elasticity for leak-proof seals
Easy Installation: Simple to replace in seconds. Restore your thermos funtainer bottle to its original leak-free, smooth-drinking condition
Reminder: If you're unsure whether seals kit fit your bottle, please email us before buying, we will gladly assist you in confirming compatibility