Bearing Capacity Up to 20LBS: Each pair of curtain brackets made from chunky plastic with strong adhesive; The closed-loop design with adjusting and fixing screws, so there is no need to worry about the pole falling or shaking during the process of pulling the curtain No Drilling In Ceiling or Wall Mount: The adjustable curtain rod brackets are easy to install and hassle-free installation without the need for drilling holes, ensuring no damage to your walls (but please check the wall status, if it was aging wall, they don't support duty curtains so that made it fall down) Please Note: The adhesive is very strong, maybe ripped the paint and layers of dry wall off the wall when moved, please using a hair dryer to heat the adhesion a little make removing it easier For Curtain Rods Up to 1.2 inch Dia: These no drill ceiling curtain rod holder are designed for curtain rods ranging from 1 to 1.2 inch dia; Suitable for your curtain rods, shower rods, clothes rods, and door curtain rods, closet, etc Heavy Duty Closed Loop Design: Curtain rod holders no drill can be mounted vertically or horizontally for hanging curtain rod from ceiling or hanging decorative things on wall, drapery rod brackets practical and security