Made of silicone material. Stretchy silicone makes it easy to fix on the cover of your bottle or thermal cup. Silicone material, and not aging, safe for the health of your families. Cup Sealing Rings Leakproof Gaskets Bottle Kettle Rubber.
6 Pcs Replacement Silicone Gasket Airtight Sealing Gaskets Rings
3 Pcs Cup Sealing Rings Lid Gaskets Airtight Silicone Replacement
Leak-proof Bottle Gaskets Leakproof Sealing Airtight Silicone Rings
for Bottle Sealing Heat Resistant Airtight Silicone Gaskets
Nose Clips Swimming, 6 Pcs Silicone Swimming Nose Clips, Professional Waterproo
6 Pcs Silicone Bottle Tag Baby Heat Insulation Sleeve Labels Tags
