Detectable and reusable ear plugs in TPR (thermo plastic rubber) material. The detectable feature is manufactured with an advanced technique by adding metal shaving into the TPR material during the injection process, without the need to add the metal detectable ball. Recommended for use in food industry environments. Each pair comes inside a hygienic polybag with fitting instructions. Features Can be used in food industries (metal detectable) Corded for safe keeping One pair per polybag for hygienic storage Supplied in a handy portable dispenser box Retail box which aids presentation for retail sales Individually packed for vending machines This product is sold in pairs This product is sold in inner boxes