The Rocky Mountain Buckhorn Whistle is a handcrafted dog training whistle from Mendota Products. Each whistle is unique in color and shape. It works well for training, field, and safety. It can be used as a keychain or zipper pull. They are sustainably sourced from shed or harvested antlers. Mendota Products offers todays dog owners, trainers and handlers the finest accessories available at a moderate price. Handcrafted "Made in the USA" construction, using only the finest materials, ensures premium performance.