Jones Stephens I60258 2-5/8" ID (2-1/2" CTS) Seamless Black Rubber Pipe Insulation, 3/8" Wall Thickness, 72 ft. per CartonJones Stephens I60258 Closed cell flexible elastomeric foam insulation tubes Non slit for slide on applications For use on HVAC R, commercial, and industrial process piping and equipment High resistance to moisture vapor intrusion; low thermal conductivity UL GREENGUARD Gold Certified as a low VOC material Sold in carton quantities only Additional Information Country of Origin: USA Material: Rubber Size: 2 5 8" Density: 3 6 lb cubic ft ID: 2 5 8" Max