Walker's Game Ear Alpha 360 Muffs have nine-times hearing capabilities. Sound-Activated Compression protects your hearing with a noise reduction rating of 24db. Two volume controls adjust the four wind-resistant, high-frequency multidirectional microphones. Antimicrobial ear pads. Combo includes a pair of 99% UVA/UVB sport glasses featuring four interchangeable polycarbonate lenses with pitch adjustment. ANSI 287.1-2003. Two AAA batteries included. Color: Carbon.