The Protech Luxury Vinyl Planks - 8 mm WPC Click Lock - Contemporary Collection is FloorScore® certified, and 100% waterproof. These vinyl planks offer superior wear and scratch protection with a 0.7 mm (28 mil) wear layer and UV coating? not to mention an industry leading warranty to prove it: lifetime residential, with one transfer of ownership/warranty, and a 20 year commercial warranty. The attached underlayment provides acoustic, sound and thermal insulation, and hides subfloor imperfections, allowing minimal preparation for most subfloors during installation.