Magnetic Go Board with Single Convex Magnetic Plastic Stones Game Set Portability; the board (goban) can be rolled up and placed in the tube shaped carrying case (which is included in the set); when it's time to play, simply roll out the board flat; board dimensions when flat are 14.3 x 13.5 x 0.04 inches (36.3 x 34.3 x 0.1 centimeters); with the thickness being only 0.04 inch (0.1 centimeters), board can easily be rolled up and stored in its carrying case 19x19 playing field; no need to compromise comfort of play for portability; enjoy a 19x19 playing field and single convex go stones (180 white stones, 181 black stones), each stone measures at 0.2 x 0.7 inches (0.5 x 1.8 centimeters), big enough to play with ease; white and black stones are conveniently stored in their own individual pouches Magnetic board; plastic stones magnetically attach to the board allowing you to play on the go; bring this set with you to planes, trains and automobiles to make long trips more enjoyable; since the board is magnetic, stick it up on a dry erase board or on the refrigerator to contemplate go strategies or lead small group instructions Convenient carrying case; tube shaped carrying case has a shoulder strap for easy transport; alternate the side and direction that you roll your board after each use to keep the board flat when laid out 30 day return policy; we want you to be satisfied with your purchase; you are backed by our 30 day no questions asked money back return policy so you can buy with confidence