Muff features:; Low-profile contoured cups;; Padded headband for comfortable fit;; Soft PVC earpads;; Ultra lightweight;; Noise reduction rating: 31dB;; ANSI S3.19 rated;; Black;Sport Glasses features:;; High-grade polycarbonate lenses;; Exceeds ANSI 287.1-2003 high-impact requirement; Includes 3 pairs of 12mm foam tips, 2 pairs of 16mm coated foam tips, AC wall adapter with USB port & micro USB cord; Compact, folding design; Includes 2 AAA batteries;