cogont Tesla Whistle Cyber Whistle Truck-Shaped Whistle Stainless Steel Metal

PACKAGE--- 1PCS stainless steel metal whistles，Whistles are handy for coaches, referees, linesmen and officials as well as for lifeguards, animal trainers, and traffic police officers. LOUD CRISP SOUND--- With natural cork pea, the sound is loud and clear. Easily up to 120dB. FREE YOUR HANDS--- Each whistle comes with a blue lanyard. Adjust the gold bead to control the length of the lanyard. Find the most comfortable setting and lock it in. PREMIUM QUALITY--- Food-grade stainless steel, safe, durable and easy to use, much better than the plastic whistles. The solid stainless steel whistle won't readily rust or corrode. GOOD SERVICE--- All our whistles are 100% satisfaction guaranteed. Please feel free to contact us for anything, we will response within 12 hours.