Introducing 'Limestone', a new luxury SPC vinyl with padding attached floor. 'Limestone' SPC vinyl flooring combines durability and ease of installation with value and industry leading design. 'Limestone' vinyl flooring is a 100 percent Waterproof A-grade vinyl flooring with padding already attached, it can go over all types of sub-floors, and also features a Lifetime Residential (Original Owner/35 Years) 17 Year Commercial Warranty.