Buy with Confidence: With Monoprice's Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers.Features cable markings on one of the two conductorsSpeaker Wire | comes in a flat package16AWG Pure Copper Flat Speaker Wire | from MonopricePure Bare Copper is a superior conductor to the copper clad aluminum (CCA) conductors used in most other inexpensive speaker wire.