Yellow Mountain Imports Bamboo Go Table Board (Goban) - 2 Inches Thick Durable Bamboo Board: Weighing close to 15 pounds, this board is made of solid strips of bamboo, pressed together one layer at a time. Not only is bamboo beautiful, but it is also durable, environmentally friendly and sustainable; wood grain may vary slightly from photos. Chinese Grid Size: Youll absolutely love the grid of this board, the grid size is 23 x 25 millimeters, and the board measures 18.5 x 17.3 x 2 inches (47 x 44 x 5 centimeters). Reversible Go Board (Goban): The 13x13 playing field keeps your skills sharp by allowing you to play shorter games when you don't have time for a full length one. Use the 19x19 playing field when you have the time to fully immerse yourself into a standard game. Weve Got You Covered: "The Way to Go" by Karl Baker is included in this set to explain essential rules and strategies of the classic game of Go. 100% Satisfaction Guaranteed: If for any reason youre unsatisfied with this Bamboo Go Table Board, please contact us within 30 days for a refund. Board: 18.5 x 17.3 x 2 inches (47 x 44 x 5 centimeters) Bamboo: This 2-inch thick board is made of solid strips of bamboo, pressed together one layer at a time. Not only is bamboo beautiful, but it is also durable and sustainable. Not only does this Go board have a 19x19 playing field on one side for the full-length games, but it also has a 13x13 playing field on the other for the shorter, more frequent games to keep your skills sharp. The booklet, &#034;The Way to Go&#034;, by Karl Baker is included to help the beginner learn the rules and strategy of this classic game.