Attach a sheer curtain panel behind your existing curtains using a bungee cord. Just run the cord through your curtains, attach the bungee hooks to the sides of the rod and stretch it across, and voilà, you have a beautiful sheer inner curtain panel!
IKEA - STORSLAGEN, Double curtain rod set , You can adjust the length of the curtain rods to fit your window.The wall fittings can be adjusted in depth, allowing you to hang the curtains closer or further from the window.You can combine two layers of
Thermalogic "Allegra" patterned (curtains) Grommet Top Insulated Curtains shown with Thermalogic Grommet Top Insulated Curtain in Navy color, & white tab top curtains in center. ~ 3 sets of curtains!
IKEA - MURRUTA, Lace curtains, 1 pair, , The lace curtains let the daylight through but provide privacy so they are perfect to use in a layered window solution.The slot heading allows you to hang the curtains directly on a curtain rod.