Constructed of durable nylon, the Nylon Pull K9 Harness is ideal for dogs training for competitive weight pulling, sledding or any other activity involving K9 conditioning. With three sizes to choose from, this vest can be used with small to large dogs. Safe and comfortable dog pulling activity is allowed by triple stitched steel rings located at the back of this harness. This harness is ideal for a variety of tasks, including weight pulling, conditioning, sledding, skijoring, etc. This high quality nylon harness comes in three sizes, and comes in black.