The shelf in the first picture is made of red oak plywood. You can choose the wood type, color and design as you like for your project. In case if you need more help understanding this project, you can refer the source link below. It discusses various items used, steps and tips and personal experience of the author who personally built a Zigzag shelf.
If you bought this superb polished table in a store, it would cost you a fortune, but our detailed instructions will help you make one for less than $100. And it looks like highly polished stone, but no-one would know it’s actually made from concrete with a wooden base. Also, you can embellish the top with leaf prints, like the table shown here, or personalize it with glass or mosaic tiles or imprints of seashells.