PACKAGE:JKQAGD 2 PCS black plastic whistles with a soft comfortable lanyards. LOUD AND CLEAR: Crafted with high-quality plastic materials,The JKQAGD whistle sound is loud and clear. Easily up to 120dB. WIDE APPLICATION: JKQAGD whistles are great for Referees, Coaches,Trainers,Teachers ，Outdoor Enthusiasts, and Family Emergencies...