1.Curtains width=2xA (twice of the rod or the track width).
2.Curtains length=B/C/D (up to your window height).
Style 1: Rings tape top （as the picture above shows)
The inside diameters of the rings is 4cm ,outside diameters is 6cm .Suitable for the curtains poles.
Style 2: Hooks tape top （as the picture above shows)
Hooks curtains tape (7cm width）is sewed on the top of the curtains ,Suitable for curtains pole or tracks
Style 3: Pull pleated tape（as the picture above shows)
Pull pleated tape works betters on the fabric which are not too thick .Suitable for curtains poles or tracks