Maymom develops different sizes of O-rings to be used in different situations and products. Buying the wrong sized O-rings will not work. Please check the listing photos for details.
Made of food-contact grade silicone. Temperature tolerance: -20 degree C to 200 degree C
Fit other products and can be used fo other purposes. See photo for detailed dimensions
Sealing ring to fit maymom's widemouth caps. Comaptible with products with ASINs B07CZG1ZLP, B07CZDTPLY, B07JM4HSHP
