Ear Muffs Earmuff Style Over-the-Head Noise Reduction Rating 28 dB Dielectric Yes Cushion Material Foam PVC Compatible Manufacturer Model Number 10092880 Cup Color Yellow Series left/RIGHT(TM) Earmuff Type Rigid Standards ANSI S3.19-1974 CSA Class A Replacement Pad Grainger Part Number 6CCZ0 Band Color Black/Yellow Band Material Acetyl