Reliable Material: The curtain rod brackets are made of thick aluminum alloy, strong hardness can work well for heavy draperies and curtain rods (each can hold up to 15 lbs) without breaking bend or break. Compared to self-adhesive curtain rod bracket. Heavy-duty curtain rod brackets have greater load-bearing capacity and longer service life. Protective plastic buckle: The curtain rod brackets have a plastic buckle which can help to fix the curtain rod firmly in place. 25-30mm and effectively avoid slipping and scratching the curtain rods when pulling the curtains. Besides, the plastic buckle is also removable to fit 30-35mm heavy duty rod. SUPERIOR APPEARANCE: Metal curtain rod brackets with sleek black anti-rust paint for indoor and outdoor use. The black curtain rod bracket features modern style, smooth edges, no burrs, match well with most kinds of rods in the market, such as shower rod, closet rod, window curtain rod , the clothes drying rod, etc.Easy to assemble: the 2 curtain rod brackets come with matching screws and dowels. Just fix the screws in the two holes at the bottom of the curtain rod brackets. Install it successfully. Installation in minutes and long service life. The curtain rod bracket is almost invisible after hanging rods and curtains.