This product is easy to blow and has sharp sound. Even in a noisy environment, you can hear its sound no matter you stay indoors or outdoors.
Features:
Using ABS material, environment-friendly and non-fading.
Seedless and double cavity.
Easy blow and sharp sound that have a extraordinary effect in a noisy environment.
Using environment-friendly silica gel mouthguard, more safe and useful.
Can be worn on two or three fingers, which is convenient for you to use.
Applicable for sports tournament, traffic guidance and crying for help outdoors.
A variety of colors for you to choose.
Specifications:
Color: blue, red, black, yellow (optional)
Material: ABS
Package size: 18.5 * 16 * 2cm / 7.28 * 6.3 * 0.79in
Package weight: 26g / 0.92oz
Package List:
1 * Referee Whistle
Features:
Using ABS material, environment-friendly and non-fading.
Seedless and double cavity.
Easy blow and sharp sound that have a extraordinary effect in a noisy environment.
Using environment-friendly silica gel mouthguard, more safe and useful.
Can be worn on two or three fingers, which is convenient for you to use.
Applicable for sports tournament, traffic guidance and crying for help outdoors.
A variety of colors for you to choose.
Specifications:
Color: blue, red, black, yellow (optional)
Material: ABS
Package size: 18.5 * 16 * 2cm / 7.28 * 6.3 * 0.79in
Package weight: 26g / 0.92oz
Package List:
1 * Referee Whistle