Other brands (wind instruments and brass instruments) Kerry Whistle Low Whistle D Optima Tunable (Low Whistle in D) Player The rubber used in the

The rubber used in the piston cap changes thickness as it deteriorates

*Please note that the design

In addition to its excellent response and dynamics

the front panel has a "Les Paul Model" silkscreen near the right

providing consistent sound quality even at high sound pressure levels on stage

Other brands (wind instruments and brass instruments) Kerry Whistle Low Whistle D Optima Tunable (Low Whistle in D) Player The rubber used in theKelly Whistle Low Whistle Optima Tunable D This is the Optima low whistle in D from Kerrywhistle, a whistle brand created by Phil Hardy of England. Phil learned how to make low whistles from Bernard Overton, the original creator of the low whistle, and continues to research and improve the whistles of the past while following in the footsteps of the original whistles. Although Optima has a somewhat rugged appearance, it has a soft, traditional sound