Realistic wood look planks that install by clicking together. This floating floor has tight joints for a seamfree look. Virgin vinyl with deluxe reinforced fiberglass core. Suitable for areas that are exposed to moisture and water. Installs over many different flat, level, hard surfaces. Do not install over an underlayment padding. Ortho Phthalate free and FloorScore certified. Installs on hard, flat, level surfaces.