Material: Made of high quality food grade stainless steel, with polished finish and anti-oxidation coating surface, which is solid, durable, hypoallergenic and resistant to corrosion.
Convenient: Small and portable, coming with a yellow nylon lanyard to carry it easily and convenient and keep hands free.
For Sports: Suitable for referees, coaches, lifeguards in football, basketball, soccer, hockey, swimming and any other sports.
For Emergency Survival: Call for help if there is an accident while doing some outdoor sports like hiking, camping and climbing.
Loud: Crisp and clear, the whistle is loud enough and can be heard for far distance.