The EPIK has an integrated black over-molded Cushioned Mouth Grip (CMG) Ergonomically designed shape to fit your hand better. Pack contains 3 EPIK CMG Whistles with 3 Lanyards 115DB Will be heard above ambient noise, loud crowds, the roar of engines, breaking waves, thundering gale-force winds, and up to a mile away. Chambers are designed to self-clear when submerged in water Integrated grip ribs along the top surface of the whistle provides additional holding option