HEAT & COLD RESISTANT BLACK ZIPTIESOur reusable cable ties can resist heat and cold, you can use them as an insulated handle, electrical cable ties and for other household uses. LARGE ZIP TIES PACKAGE & GUARANTEE250 pcs black heavy duty zip ties 18 inch 200lbs for cable management. We guarantee that you will be satisfied with the black cable ties. Please feel free to contact us if you have any questions with the black zip ties, we'd love to help. Try it, totally risk free!