Ultimate Bargain Cave carries the largest selection of Knives and Sporting Goods. Eye & Ear Protection. Red & Green Dot Optics. Walker’s Silencer Electronic Ear Buds. Left and right ear buds. Sound activated compression to protect hearing. Integrated omni directional microphones. Full, dynamic range speakers. Includes: Foam ear buds (S, M, L), Sure-Lock sizing fins (S, M, L), Removable lanyard, four #10 batteries, and carry case. Matte black with carbon fiber accents.