describe: 1. Unit weight: 19 grams 2. Dimensions: 10??61??85mm 3. Packing: OPP plastic bag 4. Application: key chain, car bag pendant, bottle opener, whistle 5. Features: Environmentally friendly materials are non-toxic, corrosion-resistant, loud and can be as high as 120 decibels, easy to carry and use, smooth and comfortable, and have a wide range of uses 6. Material: zinc alloy
