BRAND NEW LOT OF 5 MAINSTAYS 30" TO 52" ADJUSTABLE CURTAIN TENSION RODS. SILVER. MADE OF DURABLE STEEL. EASY INSTALLATION - NO TOOLS REQUIRED. HELPS BLOCK LIGHT, DECREASE NOISE AND END DRAFTS WHEN PAIRED WITH WINDOW CURTAINS. CREATES PRIVACY BETWEEN ROOMS AND ENCLOSES CLOSET SPACES. 3/4 INCH DIAMETER ROD. ADJUSTS TO FIT SPACES 30" TO 52", DESIGNED TO FIT WINDOW FRAMES OR DOORWAYS.