Materials & Durability: Stainless steel core with robust plastic wheels - rust-free, corrosion-resistant, and load-bearing for heavy curtains. Rubber-coated rollers glide silently on the track. Standard 1.7 cm roller size - compatible with standard curtain tracks. Easy Assembly - Plug & Play: No tools needed - simply slide the rollers into the curtain track. Universal size - fits tracks with 1.9 cm inner diameter. 360掳 rotatable hooks - flexible curtain guidance from open to closed. Ultra-Quiet Gliding for Comfort: Silicone-padded running surface - reduces friction and wear on the track. Perfect for multiple curtains - for privacy screens, room dividers, or drapes. Design: The slides are designed with low friction, ensuring no noise and smooth gliding for a perfect appearance. Versatile Application: For all curtain types - fabric panels, shower partitions, office or bedroom curtains. Weather-resistant - also suitable for balcony or terrace shading.