Steel Grip 11 in. L White Cable Tie is Made from flexible and durable polyamide 6.6, these cable ties are easy to use with a self-locking design. They are 75 pounds extra stronger tensile strength, for indoor and outdoor application. Good resistance to bases, oils, greases, oil derivates, and chloride solvents limit resistance to acids. It is constructed from high-quality, long-lasting materials.