Professional referee whistle Fox40 8 colors

Referee whistle

The Cushioned Mouth Grip (CMG) Thermoplastic material provides a superior grip and protection for teeth. Ideal for those who have the need to keep the whistle in the mouth for a longer period of time. There are no moving parts that can freeze, get stuck or break. The harder you blow, the louder the sound.

Specifications:

• Sound can be heard at a kilometer distance
• bladder difficulty: easy
• Sound: high volume
• Show: High
• Various colors