Product details:

3M E-A-R Express Pod Plugs feature advanced “no-roll” foam tips and paddle-style grips to make getting a good fit easier than ever. Unique foam formula allows earplug insertion without rolling. Foam tips stay clean, even when your hands are dirty. Slow recovery foam inserts easily, then seals the ear canal for comfortable hearing protection. - Surgical-grade, stainless steel ball bearings embedded in the grips provide metal-detectable quality control - Reusable Pillow Pack helps keep earplugs clean when they are not being worn - All Blue Grips - Yellow Foam - Test compatible with 3M E-A-Rfit Validation System This listing is for pkg. of 100. Technical Specification Item Ear Plugs Disposable/ Reusable Reusable Corded/Banded Corded Pairs Per Package 100 Ear Plug Size Universal Noise Reduction Rating NRR 25dB Metal Detectable Yes Series E-A-R EXPRESS Pod Plugs / E-A-R Metal Detectable Ear Plug Shape Pod Ear Plug Color Yellow Ear Plug Material Soft Foam Cord/Band Color Blue Cord/Band Material Metal Ear Plug Packaging Paper Wrapped Pair Standards ANSI -1974