Premium Pure Copper Whistle for Outdoor & Safety Needs
Crafted from 100% pure copper for superior durability and clear high-frequency sound output, ensuring reliability in emergencies. Precision-engineered mouthpiece delivers loud, sharp tones audible up to 500 meters, ideal for referees, hikers, and child safety. Sleek pendant design with customizable logo options, doubling as a practical necklace for easy access. Non-toxic, rust-resistant coating guarantees long-term use in all weather conditions. Versatile for sports coaching, survival kits, and outdoor adventures. Bulk order discounts available—global wholesale leader with unbeatable pricing. （Note: Strictly adheres to professional specifications, material details, and concise US/EU e-commerce style without fluff.）