Armstrong Duality Premium Residential Sheet Vinyl Flooring. The new Duality Premium vinyl floor has a fiberglass structure for high performance and 3D superior visuals for enhanced dimension, depth of color and definition. Real Beauty: MasterWorks Technology 3D creates high definition floors that look like real wood, stone, ceramic and other natural materials. It’s new. Revolutionary. And it’s made from one of the world's hardest substances: cultured diamonds. Innovative Diamond 10 Technology makes our vinyl sheet floors scratch, scuff and stain resistant. It also repels dirt, making clean-up a breeze. Diamond 10 Technology is featured on Duality Premium and CushionStep Better vinyl sheet floors.