Packaging contents: 50 pieces Practical curtain rings with plastic rollers and clips for most T-rails, ideal for attaching curtain tracks and curtains. Please carefully check the dimensions before purchasing, see images for exact dimensions. Easy to install: simply slide the roller into the rail at the top and attach the curtain or curtain fabric with the clips. Easy to use: the sliding curtain rail has a beautiful appearance. Besides, the sliding roller is equipped with serrated clips for hanging, which are convenient to use and not easy to fall off. Flexible and quiet: Thanks to the attached wheels, the curtain can be easily moved without damaging the curtain rod, and the specially designed rollers can reduce the noise when sliding. Versatile adjustment options: The flexible ceiling curtain rod looks great in any setting, e.g. E.g. in bay windows, room dividers, shower rooms, trailers, etc. Ideal for your curtain in the caravan, car, weekend house or home.