Fox 40 Sonik Blast Cushion Mouth Group Sports and Safety Loud Whistle with Lanyard, Red & Black (2 Pack) Includes 2 Sonik Blast Whistles and 2 lanyards Reaches over 120 decibels in sound power Superior clear and loud blast carries over long distances Pealess design - never fails Used by Referees, Search & Rescue teams, Outdoor enthusiasts, Anyone who needs a safety whistle