High-Quality Material: This emergency whistle is made of stainless steel, the outer tube is made of food-grade 430 stainless steel, and the inner tube is made of high-quality 304 stainless steel, which is more durable and safer.

Sleek Surface Design: This survival whistles adopts a circular hole whistle design, the volume can reach an astonishing 150 decibels, and the sound is like a bell, resounding through the sky.

Seamless Steel Whistle: This double tube survival whistle is not afraid of dirt and water, and can still play its explosive performance even in various harsh environments.

Easy to Carry: This titanium Whistle comes with a key ring, which can be easily hung on your pants, and can also be hung on your backpack, camping hiking gear, bike, it is a perfect choice for camping safety and survival equipment.

Multi-Functional Uses: Double tube super loud whistle can be used for life safety, biking, skiing, camping, hiking, jogging, backpacking, hunting, archery, fishing, swimming, boating, kayaking, sea sports and any kind of outdoor activities .