5x Office Chair Caster Wheels Set Heavy Duty & Safe for All Floors w/Universal FitWhether you work from home, from an office, or both, you need office chair caster wheels that won't destroy your floors. These high end office chair wheels from Randy & Travis Machinery are the perfect solution. They're safe for every type of flooring including hardwoods, thanks to their rubber material. In fact, with these wheels, you might not even need a floor mat anymore. Although they're built to last with heavy duty construction, they're gentle