Aquashield HPL laminate. High Performance Laminate with high density fiberboard. Premium edge treatment and patented Unilin locking system with added wax to all 4 sides, to offer a watertight joint. 100 HOUR waterproof core, Premium Hi definition visuals, Maximum scratch resistance AC4 wear layer gives you, 70% better scratch resistance than a 12mil, and 40% better scratch resistance than a 20mil. managed forests and whenever possible we look for the relevant FSC® certificates. Produced at the most modern, environmental friendly production facility of its kind.