JT&T's Wire Ties are made of industry standard 6/6 UL94 V-2 nylon: they are injection molded to give you consistent performance and exact fit. Ongoing quality control measures assure you of products you can count on under demanding conditions. Look to JT&T Products for nylon wire ties with superior tensile strength achieved from one piece construction: resistance to fading and cracking: and lower insertion force requirements. Lowest Insertion Point & Highest Tensile Strength. Angled tail provides quicker initial insertion alignment and tail finger grips allow easier handling and tightening.