This Pergo vinyl bullnose stair tread set (Item #6822840, Model #VTDKS-PRO36) is sold as a complete 8-box set, providing enough material for a full standard staircase of 16 steps. Each individual tread measures 48 inches long by 12 inches wide by 2 inches thick. Each box includes 2 stair treads, 2 white risers, and 2 stair returns. Like new in original box with no damage or missing components. Ideal for renovating existing stairs with a durable, low-maintenance vinyl surface.