【How to Choose a Right Curtain Rod】Please measure your window size(Don't only measure the glass but the entire window frame.) before purchasing to help you choose a right curtain Rod.Curtain Rod Size = Overlap + Window Size + Overlap(The recommended overlap is at least 2-6 inches for panels to stack on each side,it depeans on the panels thickness),so a right curtain rod should be 4-12 inches longer than your window size.If your window is 36 inches, your curtain rod should be 18-60 inches. 【Adjustable Curtain Rods with Brackets】This black curtain rods featuring an upgraded telescoping sectional construction,you can freely adjust the size you want by decreasing the number of fixed rods or adjust the inner rod.This curtain rod is adjustable from 36 to 150 inches.36 to 150 is the size of the curtain rod, not the window size. When choosing a curtain rod size,add 4-12 inches to your window size for the best curtain rod size for your window 【Heavy Duty Curtain Rods】This curtain rods for window are constructed from 0.8mm thick 7/8" Diameter metal rod enable the curtain rod to provide better support and stability, greatly reducing the risk of bending and sagging. With iron brackets and sturdy screws, each rod features a smooth finish that enhances its overall look and durability.It is strong enough to carry up to 25 pounds and can support curtains of various materials and weights, giving you more freedom to choose the style of your curtains. 【Multiple Uses Curtain Rods】This curtain rod features a modern ball finial on both ends, providing a visually unique and stylish look that beautifies your interior living space.It easily matches windows in a variety of house styles,curtain rods can be used in bedroom, living room, kitchen, dining room, patio,farmhouse etc. 【Easy Installation】Our curtain rods come with all the hardware and user manual for easy and quick installation.We also have install video on amazon to help you spend less time installing and more time enjoying your beautiful curtain rod.During the installation process, please let the fixing rod and threads align correctly, then twist the installation slowly, this will save you more installation time and most importantly allow you to install it perfectly. Curtain Rods for Windows Heavy Duty Curtain Rod Adjustable Decorative Drapery Rods with Netted Texture Finials