Compatible with Hydroflask Tumblers 32oz/40oz:Designed for Hydroflask travel tumbler 32oz and 40oz. The seal has an inside diameter of 2.99 inch/7.6 cm, an outside diameter of 3.43 inch/8.7 cm, and a thickness of 0.236 inch/ 0.6cm. Please verify your tumbler size before purchasing.
Good Sealing Performance: These gasket replacements have good sealing performance. Our rubber seal ensure that your hydroflask tumbler will not leak from the edge of the lid even when shaken or tilted.
Package Contains: You will receive 4 seal rings and 1 tool. This is not only for your own use, but also as a gift for your family and friends.
Premium & Durable Material: The o rings are made of high quality food-grade silicone, not easy to break and deform. Easy to clean and dishwasher safe.
Maintenance & Replacement Tips: To maintain optimal performance and ensure healthy drinking water, we recommend replacing the sealing ring every few months. The sealing ring can be easily removed and installed using the supplied tool.