The item is a set of curtain track glider rollers. Made of , which has a strong bearing capacity and will not crack or break. Compatible with most track curtains such as curtain panels, sheer curtains, and valance curtains. They hold the curtains stably and allow them to be opened easily. Features -Color:White -Material: Plastic, iron -Size: About 3.50X1.40X1.30cm/1.38X0.55X0.51in -Curtain track rollers are very practical, they hold the curtains stably and allow them to be opened easily. -The curtain track rollers are made of , which has a strong bearing capacity and will not crack or break -Equipped with matched hooks, which are easy to connect the curtain with the hook, and easy to install and disassemble -Track rollers with hooks are compatible with most track curtains such as curtain panels, sheer curtains, and valance curtains -With these curtain glider track rollers with hooks, the curtains can slide smoothly on the track, and opening and closing are easier Package list: 90 x Curtain track glider rollers 30 x Hooks