1. Product Name:Whistle
2. Material: PP
3. Size: 66mm long, 20mm wide, 10mm thick
4. Color: red, orange
5. Product Features
1> Made of high quality PP, non-toxic and odorless, strong penetrating, durable
2>Hanging rope, can also be directly clipped to the clothes pocket, easy to carry
3> Instantaneous over 100 decibels, the whistling sound response is multi-frequency