Economy Blue 4 Gauge Power/amplifier Wire (5' Increments, CUT-TO-ORDER) 4 AWG Primary Cable, Each Unit Purchased = 5 Feet 4 Gauge BLUE Power Cable - Economy CCA (Copper Coated Aluminum) Wire Each unit is 5', "cut-to-order" 1 unit purchased = 5', 2 units purchased = 10', 3 units = 15' etc Finely stranded CCA Wire. PVC insulation for chemical and heat resistance Beautiful translucent "matte" insulator extremely flexible W easy-to-read foot markers