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Custom Waterproof Transparent Silicone Rubber Sealing O-Ring for Bottle

Custom Waterproof Transparent Silicone Rubber Sealing O-Ring for Bottle
Product DescriptionCompany NameZhongshan Xinyuan Silicone Rubber Manufacture Co.,LtdMaterialSilicone ,NBR,EPDM,FPM,FPM...