Home Plus 5.7 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 40-pound tensile strength, for indoor and outdoor application. Good resistance to bases, oils, greases, oil derivates, and chloride solvents, limited resistance to acids. Operation temperature to be -40F ~+185F and UL approval type 21 class plenum rated.