1 Size:for 1/8 , 1/4,3/8,1/2,5/8,3/4 inch copper tube outer layer , 2 Wall ... PE foam . Insulated pipe(1) Size:for 1/8 , 1/4,3/8,1/2,5/8,3/4 inch copper tube outer layer ... (wal thickness: 8 mm)(2) Wall thickness:8mm to 12mm.(3) Length: ... ) Packing: carton packing or film bag packing.(8) The length per pcs can be negotitated for better shipment. insulated Connecting pipe