This drawer roller uses sturdy material, can be used for a long period and will not easy to rust or deform. Easy to install and replace old ones without taking much time and efforts. Simple structure, flexible sliding, bearing structure, can be suitable for most types of doors, window or drawers, fit your demands. Features -Color:White -Material:Plastic, metal -Size:3.00X2.00X2.00cm/1.18X0.79X0.79in - Adopting sturdy material, this door roller has smooth surface to reduce friction, withstand . - Widely applied for drawers, moving doors, fridge drawers, glass sliding doors, windows, shower pulleys, and so on. - This sliding door pulley can be well adapted to the home style, not easy to wear and rust, with good working performance, serve you very well. - Stable and smooth operation, good mute effect, the small pulley is practical and durable for long period of time. - Good texture, will not scratch your door or window, door roller can offer you a satisfying using feeling. Package list: 10 wheels with screws