Outdoor Dolphin Whistle Basketball Football Volleyball Professional Referee Whistle Whistle

Product information:

[product name]: professional referee whistle
[commodity material]: ABS food grade environmental protection plastic
[product volume]: 155 DB
[package size]: 17x8.8x2.0cm
[product size]: 6.1x2.6x1.8cm

Packing list：

whistling*1