The appropriate size for the louver rope hook is 5.5cm/2.2 inches in length and 1.2cm/0.48 inches in width. The length of the screw is 2.45 cm/0.96 inches. The appropriate size is suitable for various blinds and does not take up space. The high-quality material curtain frame is made of high-quality plastic material, which is durable, smooth, lightweight, reliable, and not easily deformed. You can use it with confidence. The ideal curtain cord package for curtains comes in transparent colors, and the simple and classic design can match your various styles of curtains and many home styles well, without easily attracting attention or affecting the overall beauty. The plastic clip comes with matching screws, making it easy to install on the wall, making it a worry free solution for parents and homeowners. Easy to install: Insert the expansion plug into the hole drilled on the wall, then press the screw into the expansion plug, and finally tighten the hook. Apply safety clips for blinds or blinds with chain control; Attention: Please install transparent rope clips on walls at least 1.5 meters above the ground to protect your child's safety.