Features: Craft from stainless steel, this whistle is build to last and designed for quick maintenance, ensuring a hygienic experience after every use. Experience the power of clearness with our stainless steel high frequencies training whistle, boasting a piercing sound that cut through noise with ease. Great for professional such as polices officers, sports coaches, outdoor sport enthusiasts, and pet trainer who demand reliability and performances. Whether commanding attention on that field, directing traffic, or training, this whistle performs exceptionally in any high intensities environment. It's alway within reach when you need it, making it a essential tool for safety during outdoor adventures or emergency signaling. Specifications: Materials: Stainless Steel Color: As The Picture Shows Package Weight: approx.90g Length: approx.6.75cm/2.65in Package Includes: 3Pcs Training Whistle note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!