【2 Ways to Use Small Glazing Rods】A Use these small tension rods with 3M adhesive hooks on the surface of the wall or window (no drill, maximum load capacity 600g). B. Use these small tension rods with the 3M screw hooks on the wall surface (drill required, load capacity: 1200g) Box contents: 2 x glazing bars (90-150 cm), 4 x 3M self-adhesive hooks (no drill), 4 x screw hooks EASY TO USE, NO SPRING, STRETCHABLE AND LIGHTWEIGHT:The extendable curtain rod is very durable, lightweight and stable. Refer to assembly instructions for installation diagram in the photo gallery on the left Wide Applications These adjustable curtain rods can be applied for all kinds of occasions at home, office, hotel in the garden, etc.You can use them for many sizes of net curtains, cabinets, etc. 【Services】If there is any problem with the extendable curtain rod and gifts, please feel free to contact us, we will try our best to help you.