1) Colour:purple 2)advantage:super transparant (no opening) 3)material: PVC 4)standard:300mm*3mm*50m Advantage: super transparant clear certification : ISO9001:20101 standerd (polar) clear ; standerd(polar) ribbed2Standard (polar) anti-insect yelow3no colour ; polar no colour ; no colour ribbed4Yellow; yellow ribbed5red ; red clear , black6anti-static green (orange) 7welding green(bronze)8pvc ...