Otis EarShield Ear Plugs uses new Sound Reduction Chamber Technology to shield ears from high-decibel noise while allowing you to hear other frequencies like speech. The compact design prevents interference while achieving a proper cheek weld. These plugs adjustable, lightweight and collapsible. They require no batteries to operate.

Features:Improves communication;Eliminates stock interference;Lightweight and collapsible;No batteries required;Adjustable to fit any shooter