Zip Ties Heavy Duty 36 inchThe upgrade heavy duty zip ties 36 inch are made of new nylon materials Duct zip ties for HVAC Travel Packaging Vessel 12pcsSPECIFICATIONSize: 36 " x 0.35"Tying MAX Diameter: 10.43"Tension Strength: Heavy Duty 175 LbsMaterial: Nylon PA66Features: Self-Locking more pull more tight soft easy to useQuantity : 12 per packWARM TIPS1.Please kindly cut cable wire ties with scissors or knifes instead of pulling2.Please allow 0~1 inch error due to manual measurement. Thanks for your understandingABOUT "CSZD" BRAND"CSZD" is a truly remarkable company and we are the professional team selling quality products and providing enthusiastic service is our original intention.