Package Contains: 50 X Curtain Gliders. | | Main Materials: Plastic, Metal; Easy Installation. | | Curtain Rails On The Ceiling. Silent Roller, These Hooks Will Produce The Least Noise When Pulling The Curtain. | | These Rollers Are Made Of Plastic, So You Don'T Have To Worry About The Stains On The Beautiful Curtains. | | Widely Used In Family, Office, Hotel, Etc. | |