The COREtec Galaxy Collection offers innovative visuals on a vinyl that enhances durability. This product has an SPC (Solid Polymer Core) core and a 12 mm wearlayer. The waterproof construction provides a unique and innovative luxury vinyl floor. The attached cork underlayment provides added sound dampening so there's no need or a seperate underlayment, and naturally resists mold and mildew. Additional features include micro beveled edge, 30 year residential warranty, GREENGUARD GOLD certified and CARB 2 Compliant.