DescriptionMade of premium material, thick and sturdy. With practical but simple design, they are safe, wear resistant and shockproof. This kind of caster wheels are mostly used for chairs, furniture parts and for certain equipment. for transporting light furniture and industry use.Features- Color: Assorted Color. - Material: Plastic and steel. - Size: About 5.00X2.40X2.00cm/1.97X0.94X0.79in. - These small caster not only be applied to shoes box, trash bin, small container for smooth, easier moving, but also a perfect DIY accessories, good for kids toy, art craft works etc. - Made of steel and plastic material, ensure long service life and more better using performance. - Adopts precision production to the stable characteristics and high reliability. - Come with 8 pieces for you to install, make your life convenient, hope you enjoy the fun of DIY. - This handy roller ball bearing is just what you need for constructing movable surfaces in the home, garage or professional shop.