The 210.5 Alpha dog training whistle is designed to produce a clear sound that can be heard over long distances. The patented sound chambers ensure more efficient air usage, delivering a cleaner and more dynamic sound. The soft Comfort Grip surface provides a secure hold for comfort in the mouth and hand.

• Patented sound chambers for clearer and louder sound
• Extremely efficient air usage
• Easy blowing
• All-over Comfort Grip for a secure hold