The Eclipse Barnes 1 wrap-around Blackout curtain rod is designed to wrap around your window frame to block light eliminate drafts save energy and reduce noise. Innovative wrap-around design helps prevent light leakage by allowing your curtain panel to rest flush against the wall for ultimate light blocking. Wrap the panel around the curved end of the rod and tuck it behind the bracket to eliminate exterior light from seeping in. Comprised of 100% steel. Made in China.