Mouse Pad Style Tournament Chess Board - 2.25" by US Chess Federation Manufactured out of Mouse Pad material, designed to always lie flat with no creases, crinkles or turned up edges Measures 20" x 20" with 2.25" Squares and features the Rank/File Labels Perfect for Youth, Scholastic, and Tournament Chess Players Exceeds all US Chess Federation and FIDE Requirements for Official Tournament Use Manufactured Exclusively by the United States Chess Federation (USCF)