Package covers 9.33 sq ft and contains 4 pieces, all 8' L x 5/16" thick x 3-1/2" W. Tongue and groove for quick and easy installation. Easy-to-install with 1" paneling nails and/or panel adhesive. Kiln dried for stability. To enjoy the warmth and true beauty of the wood, this planking may be left in its natural state. Tight knot cedar. Can be reversed for a rough or smooth appearance.