Shop name: Chong Qing Shuo Yue Ke Ji You Xian Gong Si Quality and size: Made from high-quality plastic material, ensuring durability and protection for your curtains. Dimensions are approximate. The diameter of the curtain rail is 14 mm. What you get: 50 ceiling curtain track rollers (long tracks not included), suitable for fitting curtains in various rooms of your home. Sufficient quantity to share with family and friends. Smooth sliding: These curtain track rollers move freely and smoothly within the track. Compatible with various track shapes for seamless operation. Versatile use: Ideal for ceiling-mounted flexible curtain systems. Perfect for room dividers, window treatments, shower enclosures, trailers, or maximizing compact spaces with instant privacy. Simple installation: Easy to install. Please check the suitable size for your space. Compatible with beam curtain tracks. Rollers glide smoothly from open to closed positions. Color: White Material: Plastic Size: Height approximately 40 mm Package Contents: 50 x Ceiling Curtain Track Rollers Note: Only the items listed above are included. Light and display settings may cause slight color variations compared to the actual product. Measurement may vary by +/- 1-3 cm.