The Coretec Finn Oak Wood Collection is designed to mirror a natural medium shade hardwood, but improved with the engineered durability of Coretec technology. It has a hand formed mineral core for protection against exposure to moisture. It's finished with an attached cork underlayment and a lifetime structural residential warranty. Each carton is $6.99 per square foot and has a 7" plank width, 72" length, and 12mm thickness.