Available in 15 vibrant colours our take on the traditional nylon collar goes one step further by adding an adjustable D-ring for quick leash connection. Adjusting the D-ring to the back of the dogs neck keeps it visible at all times. Perfect for enthusiastic pullers or those awkward dog park situations when you need to clip & go. The separate ID tag D-rings helps to reduced any annoying jingling noises. Buckle up buckaroo this is one hell of a collar. Try our handsfree & adjustable leash for the complete gear package.  Neck Sizing Guide: * Small 10-14" * Medium 15-19" * Large 19-23" * X-Large 24-26" For the best fit add 1 to 1.5" to your dogs neck circumference.