High quality: The track curtain hooks are made of high-quality plastic. These curtain rail gliders won't stain your curtains due to rust, unlike metal ones. Flexible sliding: The white curtain hook fits the curtain perfectly, with smooth and flexible sliding. It moves quietly and evenly without dragging, making it easy to open and close. Easy to install: Installing the curtain hook gliders is simple and convenient, saving time and effort. Just attach them to the curtain rails—no additional tools required. Wide application: The curtain sliders are suitable for track-type curtains, allowing the pulley of curtain hooks to glide efficiently along the track, helping to create a more comfortable room environment. Color: White Material: Plastic Size: 29mm Package Contents: 200 x Curtain Gliders Note: The package includes only the items listed above; other products are not included. Note: Lighting and different screen displays may cause slight variations in the color of the item shown in the picture compared to the actual product. Measurement may vary by 1-3 cm.