Nylon 66,94V-2 certificated by UL. Heat-resisting,erosion con trol colors are available as requested Material:Nylon 66,94V-2 certificated by UL.Heat-resisting,erosion con trol,insulate well and not apt to age. Color:Natural(or white,standard c olor),black and other colors are available as requested. Self-locking nylon cable ties