SUYAMI 24 Packs Sport Whistle with Lanyard, for Coach, Referee, Official (Gray)

["Includes 24 gray plastic sports coach whistles, 24 adjustable lanyards and 24 mouth guards.","Coach whistles are made of thickened high-impact ABS plastic, equipped with soft silicone mouth grip to protect your teeth and lips.","Classic pea whistle design, easily up to 120dB, effortless to blow for both the elderly and kids. Great for coaches, referees, teachers, training, emergency, outdoor survival, school, gym and daily use.","Coach whistle measurements: 4.5×1.8×2.1cm/1.8×0.7×0.8 in, standard sports whistle size.","Lanyard length: 16.5 inches / 42 cm, fitted with adjustable buckle and detachable hook, helps you free your hand."]