Sizing - 
Cocker/Spring/Small Lab suggested size is Small - Stretched out length approx.18 inches
Large Lab/ Retriever suggested size is Large - stretched out length approx. 26 inches
The Slip Collar has been designed like the slip end of your standard slip lead. The slip collar can be placed over the dogs head and will place it's self around the dogs collar area. You may then attached the Field Trial PRO Trigger Hook lead to the collar.
Very simple and effective way of helping to train your dog.
The slip collar is fully adjustable via the stopper
Colours - Red,  Orange, Green and Olive
Designed and made by Sporting Saint.