Product Content - When you purchase our product, you will receive two adjustable curtain rod holders, 4 nails, length 8 cm, width 5.1 cm, movable clips, suitable for curtain rods up to 4 cm in diameter. High-Quality Material - This self-adhesive curtain hook is made of a strong stainless steel spring, a non-marking sticker, and high-quality PP material. Durable, strong adhesion, good load-bearing capacity, and long service life. Instructions for Use - Make sure the wall is clean, dry, and smooth. Determine the position of the self-adhesive hook on the curtain rod in the same horizontal line, remove the plastic film, and attach the hook to the wall. After 48 hours, the hook will be fully attached. You can also attach the self-adhesive hooks directly with nails. Wide Range of Applications - These drill-free curtain rod holders are suitable for most smooth surfaces such as glass, mirrors, stainless steel, tiles, etc. Elegant and Stylish Design - Suitable for installation in the kitchen, bedroom, living room, bathroom, or office, matching most interior styles.