Product Detail 2 white Traverse Rods, Center Open, extendable 30-48 inch 1 pair of white Double End Bracket 1 white Double Center Support 2 cord device (tension pulley or cord guide) **Used on 1 window only, usually 1 layer for sheer and 1 layer for curtain . The "A&F Rod Decor - Double Traverse Curtain Rod 30-48 inch Center Open" is best product for you. We recommended A&F Rod Decor - Double Traverse Curtain Rod 30-48 inch Center Open