COREtec Plus 5" Red River Hickory Luxury Vinyl Floors provides a simple and durable alternative to traditional laminate floor. It features an extruded core that's made from a combination of recycled wood and bamboo dust, virgin PVC and limestone. Each plank has an attached cork underlayment for a quieter and warmer floor that is resistant to mold and mildew. COREtec floors are 100% waterproof and will never swell, wrap, expand or contract. It's easy to install with a float or direct glue method and comes with a lifetime residential warranty.