A whistle is an ordinary object, but it can be a friend for life. When used as a toy, it brings children happiness. When used as a tool, it makes our work more effective or keeps us safe. So, choosing a high-quality whistle is important! The advantages of our whistle: 1、The sound is loud (easily up to 120 dB). 2、It's made of solid, food-grade stainless steel that won't easily rust or corrode. 3、It has a wide variety of uses (e.g., coaching, refereeing, dog-training, party favors, outdoor play, self-defense, etc.). 4、You will receive 36 PCS whistles with lanyards, so you can share with your family and friends. 5、It is made in our own factory, and we take pride in each whistle we make. 6、We offer excellent after-sale service!