-Extreme+ uses an highly technical hybrid weave of super strong polyester and a polyamide material that offers incredible strength. -Neoprene padded handle for ultimate comfort. -Makes walks comfortable and enjoyable for owners with dogs that pull or lunge. -Absorbs the shock of the pulling dog and reduces the strain on the owners shoulders and arms, and the dogs neck and throat. -Matching collars available -We are committed to reducing our packaging and using recycled and recyclable packaging. This item is supplied on packaging that is widely recycled.