The Unfinished 7" Red Oak Engineered Hardwood features a 7" wide plank with varying lengths from 9" to 72" and a thickness of 3/8". This best-grade engineered hardwood comes in an unfinished color with a square edge detail, constructed from Red Oak for a premium, versatile installation experience. Each box covers 20.5 square feet. Made in the USA with more than 90% domestic content.