Cord thickness: to strike a balance between weight and strength 1cm is a suitable thickness for a long dog training leash, it has both strength and portability Tangle-free long leash: round climbing rope and 360 degree rotating clasp will not tangle either in use or when you wrap it up, great for hiking, camping, training, hunting, garden, outdoor beach, abseiling, outdoor games with tennis balls and swimming Lightweight and won't absorb water: soft, lightweight non-absorbent material won't get heavier and heavier in water and will not sink, it will float when submerged and highly visible against any background. Soft and durable double-layer woven handle: the checkered cord has a comfortable woven handle double-layered, the rope joint is machine-stitched and very strong. Product size: 1cm x 15m.