The Difference is in the CORE. Not until COREtec the Originals came along had beauty and function ever been so perfectly packaged into one floor. With the Originals collection, you get a wide variety of colors, all the characteristics you desire in your home's floors - comfort, quiet, authenticity and of course, our patented 100% waterproof, kidproof, petproof floor. These WPC (Wood Foamed Core) floors are easy to install, easy to live with and easy to love.