Burl slab, mountain poplar, wood slab table top. The drawing is very beautiful and unique. Maximum size 38x27x2 2/5 inches.We guarantee each piece of wood. This wood has natural variations. You can see the nodes, burling, wormholes and svilevatosti. Most of the masters of wood appreciate those qualities. If you need more information please let us know. We are always happy to answer your questions. This item is made of mountain poplar.