These shelves have light and dark weathered colors,a knot hole,discretely placed in the back, and knots. Totally cool! Hangs simply off of 2 nails left out slightly,that way you can hang them any way you want. The overall size of the large shelf is 17" x 13" x 3.75. The small shelves are 7.75" x 6.5" x 3.5".