Set of 5 Hard Floor Soft Casters Genuine Steelcase Hard Floor Soft Casters Fits Amia, Gesture, QiVi, Leap, Think, Protege, Cachet, Coalesse Soft Caster (for use on hard surface floors) Each package contains 5 casters These are genuine Steelcase Soft Casters, which are made for hardflooring surfaces. Unlike the standard Hard Carpet casters, these Soft casters have an extra layer of polyurethane gel for easier movement and minimize scratching on hard surfaces.