This is Walnut Clear Prefinished Natural Solid, a premium flooring product made from Walnut offered by Knox Hardwood Flooring. Perfect for homes in Knoxville, TN, this Walnut flooring features Natural heartwood color variations and a small amount of contrasting sapwood, along with allowable natural wood characters. Will admit the following: Limited small tight knots up to ¼’’ in diameter, small burls, and thin brown streaks. 3/8’’ wide bright sapwood entire length of the piece or equivalent if not more than 1’’ wide for 1/3 the length of the piece. The back side will admit: Occasional scant thickness and or waney edge if piece has sufficient bearing of full thickness to support it to the floor.. Our expert team ensures top-notch installation, elevating your space with the finest materials.