Our commercial Jnuc box is made of white Pine with some knots and minor defects and the top is made of 2/3" MDO plywood, dadoed around 4 sides to keep it from sliding off the box with a standard feedhole. This box has a solid 3/4 in Pine bottom with a 3/4 in Pine Bottom with a 3/4 in Landing Board in front. The boxes hold 5 standard deep frames (Not included) Finished boxes are dipped in copper greenwise. Ready to use and no paint required. we build are boxes here in the USA.