By Eternal. There's a special technique professional movers use, and you can use it for rearranging your furniture. Rather than straining to lift and carry, the technique involves sliding, and you can do it with this set of Furniture Sliders. Simply slip the sliders under the legs or supports, and you'll be able to move heavy pieces without assistance. A dresser, dining room table, entertainment unit, wardrobe, or even a loaded bookcase can be moved on sliders. Your floors won't be harmed since the sliders are designed to not scratch. Cleaning and entertaining will be easier with smooth moving. The next time you want to move furniture, just let it slide. Works on Wood, Vinyl, Ceramic, & Carpeted Floors, prevents scratching of floor surface. Remove sliders when done, or leave in place, round & Rectangular for various types of furniture. (8) 3.5"d, (4) 5"d, (4) 2.5"l x 9"w