The ACME Polished Brass 58 dog whistle is another well-regarded product from ACME, known for its high-quality construction and effectiveness in dog training. 

1. Material and Design:

   • Construction: This whistle is made from polished brass, which gives it a classic, durable, and stylish appearance. The brass construction also ensures longevity and resistance to wear.
   • Aesthetic Appeal: The polished finish makes it not only functional but also aesthetically pleasing.

2. Frequency and Sound:

   • Frequency Range: The ACME 58 emits a high-pitched sound which is effective for training. The frequency is designed to be clear and easily heard by dogs.

3. Training Benefits:

   • Recall Training: Effective for recall training, ensuring that your dog returns to you from a distance.
   • Command Training: Can be used for various commands by using different blowing patterns.
   • Consistency: Provides a consistent sound that helps avoid confusion in your dog, unlike varying verbal commands.

4. Durability and Usability:

   • Weather Resistance: The brass material ensures it can withstand different weather conditions without rusting or deteriorating.
   • Portability: Compact and easy to carry, making it convenient for outdoor training sessions.

5. Usage Tips:

   • Introduction: Start by associating the whistle sound with rewards, like treats or playtime, to create a positive connection for your dog.
   • Consistent Commands: Use specific patterns for different commands and be consistent with them.
   • Regular Practice: Incorporate the whistle into daily training to reinforce the commands and improve your dog’s responsiveness.