$ 2 Whistle while you work or play! These chewy whistlers can be fed for a tasty chew to your favorite 4-legged friend. Whistlers are made of 100% venison trachea and are a natural source of chondroitin sulfate.

Whistle while you work or play! These chewy whistlers can be fed for a tasty chew to your favorite 4-legged friend. Whistlers are made of 100% venison trachea and are a natural source of chondroitin sulfate.

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