1,Nylon 66,certificated by UL,94V-2 2,insulate, corrode resisting,last long 3,many colors are available as requested . we have strength, aslo have confident to do well in each of our products! cable ties production material:nylon 66 9494v-2 certificated by UL.heat-resisting,erosiom control,insulate well and not apt to age.color:natural(or white,standard color),UV black and other color are ...