Coastal Pet Products DCP904BLK Nylon Single Layer Dog Leash, 1-Inch by 4-Feet, Black Single layer dog leash is constructed with single ply web Made of high quality nylon is specially processed to prevent fraying and increase the strength It is primarily recommended for large dogs Carefully and neatly finished for comfort, appeal and durability Available in black color; measures 4-feet length by 1-inch width