stairs 1)stone stair with anti-slip 2)usage:indoor&outdoor decorative for stair case 3)surface:Polished, flamed, sawn 1)stone stair 2) can be use in indoor decorative and outdoor decorative3)stairs & riser: 1200x330x30mm, 1200x330x20mm, 1500x330x20mm4)Surface Finishing: Polished, flamed, bushhammered, flamed and blasted, sand blasted, split, chiselled, sawn cut, etc. 5)edge can chamfer, full ...