Acme 210.5 Gun Dog Training Whistles.
Acme 210.5 are easy blowing, ultra high pitch without cork.
Produces a solid tone with a single extremely high frequency.
The highest frequency available in this group of plastic whistles.
210.5 are recommended for English Springer Spaniels.
Also available in Yellow or Lime Green - please specify when ordering or Black will be sent if colour not specified!