MSI XL Studio Roswell Flush Stair NoseFinishing molding for XL Studio Roswell Flush MSI XL Studio Roswell Flush Stair Nose covers the expansion gap, transitions floor to wall, or terminates a flooring run with the matching stair nose profile. Pairs with the parent plank or tile series for a complete install vocabulary across kitchens, baths, hallways, and stair runs. Quarter rounds, stair noses, T moldings, reducers, and end caps complete a flooring install at room transitions, stairs,