Just need to put the assembled curtain rod into the base. It is easy to take the curtains off when you need wash or change different curtains, just put the rod from the base. No need to disassemble the pole. The curtain rod is curved at both ends, wrapping the curtain around the window from beginning to end. It is designed to effectively block light and create a comfortable dark environment, which is very suitable for sleeping or watching movies.You can adjust the length by add or delete fixed splicing rods. Besides, you can adjust the length more flexible with telescopic rod to perfectly fit your window size. The 0.63inch diameter room darkening curtain rod of 0.5mm thickness is sturdy and durable. The load-bearing capacity could be up to about 20 lbs.This blackout curtain rod with a simple modern design can be applied to various decor styles. Each rod is treated with proven baking paint process for a smooth matte finish.