The TX6A™ Vari-MaTriX HD Cat 6A U/UTP Plenum copper cable is constructed of 23 AWG copper conductors with FEP insulation. The copper conductors shall be twisted in pairs. All four pairs shall be surrounded by a metallic Vari-MaTriX tape cut into segments of varying length and covered by a flame retardant PVC (CMP), White jacket. Packaged 1000 ft./305m on a reel.