100% metal rods and 100% solid metal finials, more stable and stronger, provide you with safe support. ?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 depends 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,you should choose a curtain rod that is 16''-60''. ?Solid Metal Finials Curtain Rods?This modern brass curtain rod features solid metal finials, more stable than other end caps,stronger corrosion resistance,providing a visually unique and stylish look that beautifies your 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. ?Heavy Duty Curtain Rods?This curtain rods for window are constructed from 0.8mm thick 1" 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 curtain rod is crafted from metal, providing excellent strength and long-lasting durability.It is strong enough to carry up to 33 pounds and can support curtains of various materials and weights, giving you more freedom to choose the style of your curtains. ?Adjustable Curtain Rods with Brackets?This gold 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 32 to 60 inches.16 to 60 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.