PetSafe Gentle Leader No-Pull Head Collar for Dogs, Dog Head Collar - The Ultimate Solution to Pulling, Padded Nose Loop, Quick-Snap Neck Strap, Dog Halter, Large - BlackTRANSFORMATIONAL WALKS: Experience a joyous transformation in your daily walks with the PetSafe Gentle Leader No Pull Dog Headcollar, a headcollar for dogs designed by a veterinary behaviorist. This head harness for dogs is the ultimate solution to your dog's pulling, allowing you to regain control and enjoy stress free walks. UNIQUE DESIGN: The unique design of the Gentle Leader Headcollar, a no pull dog collar, interrupts your dog's instinct to pull