This NWT tags dog halter offers comfort and safety to both the pet and pet owner. - Thinkpet brand - NO PULL DOG HARNESS DESIGN: This dog harness features a no pull design, and for dogs with a habit of rushing forward, the front D-ring can correct pulling behavior. Buckle the leash on the front D-ring, and when the dog is rushing fiercely, pulling the leash can make it turn in your direction, gradually changing the habit of rushing forward. The D-ring on the back can also be buckled with the leash, perfect (from manufacturer) - adjustable side straps - breathable cushioned materials - reflective straps - padded sturdy handle - for a medium dog, see last photo with measurements and verify your pet's measurements to assure a good fit. B2