The perfect accessory for exercising or being outside with your dog, the Canicross kit is durable, versatile and helpful for hands-free activity. The padded belt is comfortable and gives added support to the lower back, while the harness has a ripstop lining to make it lightweight and waterproof. The short bungee keeps dogs in a heeling position, or use the lead lines for more freedom and multiple training experiences. It's also great for simply walking or hiking with your dog outside, leaving your hands free for toddlers or strollers. The reflective belt adjusts from 26-52” and includes a water bottle holder and pocket. Medium neck harness measures 11" and is for dogs 30-40 lbs, Large neck harness measures 12" and is for dogs 40-50 lbs.