Sold by the foot. Made of closely woven 100% fiberglass and bound with an acrylic saturant to reduce end fray and to make it assembly and handling friendly. Heat Sleeve can be used for applications where temperatures run as high as 1100°F and provide abrasion resistance with high flexibility. The saturant can be dyed practically any color for color-coding purposes. It is ideal for use where additional space factor dielectric is needed. Heat Treated Sleeving Specifications Braid Type: Fiberglass Diameter, Inner: 1/4" Insulation: Acrylic Temp Rating: 1200F Voltage Rating: Grade C-3 (No dielectric value guaranteed)