Doco® Dog Leash 4 Feet (DCS5048) The Doco® 4-foot leash in Martini style is made from premium abrasion-resistant nylon and features a wide handle loop for walking, strolling, and running. The leash is stitched with high-quality nylon threads. It features a 360-degree swivel hook made of black-coated zinc alloy, making it easy to attach to any dog collar or harness. Heavy stitching for long-lasting quality. Special nylon stitched in a distinctive pattern. Greater durability than polyester. Nylon is resistant to mold, aging, and abrasion. Less pressure on the chest and neck. Heavy-duty 360-degree swivel zinc alloy hook prevents tangling. Soft handle loop for a comfortable grip. Bright colors and easy-to-see patterns at all times!