Panduit DTRH-LR0 Dura-Ty Cable Tie Strapping is weather, chemical, and UV-resistant for harsh outdoor power and communications applications. The durable locking mechanism, complete with double stainless steel locking barbs, provides a consistent, reliable connection and high-impact resistance and strength. Heavy cross section, are made of Weather Resistant Acetal. It is black in color and comes in a package of 1 reel 50' (15,240mm).