This is a new factory sealed bag.  3M™ Steel Barb Cable Ties are made of high-quality nylon 6/6 and designed with a stainless-steel barb that, when engaged, presses into the strap and grips tight. The strap features a robust, ribbed pattern to help ensure your bundles stay intact, even in high vibration environments. And unlike typical ratchet-style cable ties, the barb can be locked at any point, These cable ties are UV resistant and suitable for indoor or outdoor use. Suitable for indoor use in air handling spaces.  Plenum rated AH-2 Retail price on these is $500.