- This ULTRA-PLUS Training prong collar allows for training with or without restriction by choosing the respective ring to which you attach the leash.
Please note: This ULTRA-PLUS Training Collar features a 2-ring design with restriction
The ULTRA-PLUS Training Collar Size Suggestions
For dogs up to 44lbs -> 16 Inch (2.25mm)
For dogs up to 88lbs -> 20 Inch (3.2mm)