Hellobaby Outdoor survival professional whistle, pure copper high-frequency rescue training whistle, emergency EDC signal whistle.

With a sleek and stylish Nordic design, the Hellobaby Outdoor Survival Whistle is more than just a whistle – it's a work of art. Made of pure copper, it can easily produce high-frequency sounds for signaling and self-defense purposes. Perfect for women, children, and the elderly, this whistle is a must-have for outdoor adventures and emergencies.