[header] How to make unlined curtains [title] Select a fabric to meet your lighting purposes. [step] Because your curtains are going to be unlined, they will still allow some sunlight through. [substeps] For the lightest look, choose curtains made of lace or a sheer cloth. 
These will allow the most light through while still showing a simple pattern or color. If you want to block out sunlight, look for a heavy linen fabric.