The sports whistle delivers clear, crisp, and loud sound with excellent sonority. It is pea-free design allows for easy blowing and offers control over volume and pitch. This coach whistle is suitable for various situations where attention needs to be drawn, and its compact, portable design saves space. Versatile uses: The whistle is manually operated, fully controllable, and ideal for use during training and games without causing breathlessness. It can also serve as an outdoor sports whistle or dog training tool. Durable and easy to clean, it ensures reliable performance. The hand whistle is highly hygienic as it does not require mouth contact, making it safe for multiple users. Color: red+blue Material: PVC+PP Package Contents: 2 x whistle Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.