-Ceiling mount curtain track gliders, 10 pieces in 1 set;-Multi-purpose, perfect for curtains, drapes, sheer, valances, shower curtains;-Silent rolling runner, these hooks will make the least noise as you pull the curtains;-Lightweight but heavy duty, easy sliding gliders ;-With different size for choice;Specification:Material: ABS plasticSize1#-Glider width: 20mm/ 0.79inchSize2#-Glider width: 20mm/ 0.79inchSize3#-Glider width: 15mm/ 0.59inchSize4#-Glider width: 23mm/ 0.91inchPackage Includes:10 x Curtain GlidersNote:Due to the manual measurement, there is a slight difference between the size from the above and the actual item.Because of the displaying and lighting effects, monitor settings,etc.there could be a little color difference acceptable, please kindly note.If you have any questions,please feel free to contact us in any minutes, we are glad to solve your problem. Enjoy your shopping !a