ParaPost Fiber White Esthetic Post System is an alternative to metal posts for esthetic, metal-free restoration. Metal-free esthetics Unidirectional glass fiber/resin formulation Anti-rotational head Passive parallel design Contains: 10 posts, three of each size: 4.5, 5, two of each size: 5.5, 6; 4 drills, one of each size: 4.5, 5, 5.5, 6; 1 universal hand driver