Quality Materials: Made of quality plastic and stainless steel, these curtain rod hooks are stable, durable, and have long service cycles. With a load capacity of 2 kg, adhesive curtain rod holders can ensure the safety of use. Please note: if you want to increase the load, please use screws for reinforcement.Package Includes: You will receive 8 pieces no drill self adhesive curtain rod brackets, which measures approx 1.7 inches*2.3 inches. The hooks for curtain rods are suitable for curtain rods with a diameter under 2 cm.Easy to Install: Without any tools, the stick on curtain rod holder can be easily installed due to self adhesive back. Wipe the wall and keep it dry. Tear off the protective film and stick it to the desired position. It will be stuck more firmly after installation 24 hours to use.Practical Tools: These drapery hooks are practical tools to make your home tidier. No drill design is more convenient to use and there is no glue remained when taken off.Wide Application: These self adhesive curtain rod holders could be applied on many smooth surfaces such as stainless steel, tile, marble, glass, etc, ideal for hanging curtains, decoration, or handmade crafts.Please do not use this product on wallpapers, gypsum walls, concrete walls and plastered walls, otherwise it may often fall off, resulting in loss of viscosity, or even strip off the wall paint.