So sides are oak derived plywood. 1/2 inch. Drawers are ply wood as well. All the rest solid Oak. The inset on all doors drawers are 1/4 inch oak plywood. The shelves are 1/2 inch plywood with melonite covering.
You can make your own cabinets. Easy. Just need a few tools. Clamps. I can loan you all my clamps in july. You can keep them as long as you need. And biscuit joiner, you can borrow mine....And router, Table saw...