UNIVERSAL FIT FOR EASY REPLACEMENT: Unlike any other office chair wheels on the market, our premium replacement office chair casters feature a new stem design, making it easier to replacement of old casters. Simply and effortlessly change your old casters in one motion and get ready to roll. Designed to fit all standard office chairs, these casters are here to make your life easier. Keep Your Floors Spotless: Now you can throw away your old plastic office chair mats at the trash can and get you ready for some serious, smooth, quiet rolling on the floor. With an almost velvety feel, these unique desk casters can glide securely over your expensive hardwood floors or tile, vinyl, carpet and any type of floor with unparalleled ease, without causing the slightest scratch or noise and keeping your immaculate floors. (Not recommended for deep/high pile carpets) GET DESK WHEELS IN STYLE: These replacement casters are no ordinary piece of furniture. They are strikingly beautiful one-of-a-kind pieces that can instantly enhance the style of any room. Upgrade your home or office chairs and transform your decor by adding a touch of cool luxury. THE MOST DURABLE WHEELS ON AMAZON: If you're tired of replacing your office chair wheels by from time to time, so it's high time to check these out: with the entire support bracket and all internal parts made from premium steel that is capable of safely supporting up to 650 lbs, as well as Premium, roller-style polyurethane caster wheels designed to be extra gentle on your precious floor, these efficient casters promise to last a lifetime.