Travel Chess Set Walnut (Oak Inlay)PLA Chess is made in sunny San Diego, California. These chess pieces have a sleek, sophisticated appearance, putting a modern twist on a traditional game. All pieces are 3D printed with a high quality PLA material. Pieces are magnetized which helps with moving them around. But the best thing is that the pieces self position when you flip the board for a new game! Like magic! If you don't want to use the self positioning feature, you can keep the chess