Hygiene Kit for Earmuff, Includes Not Available, Compatible with Grainger Part Number Not Available, Cushion Material Foam, Noise Reduction Rating 22 dB, Compatible with Manufacturer Model Number 10190356, 10190357, 10190358, Compatible with Brand V-Gard(R), Dielectric Not Available, Compatible with Series V-Gard Line, Standards Not Available, Cushion Color Not Available, Electrically Insulated Not Available, Insert Color Not Available, Insert Material Not Available