Standard Vinyl Analysis Tournament Chess Board - 1.875" Squares by US Chess Federation Manufactured out of high-grade vinyl, designed to resist tears, spills and the most demanding of abuse. Measures 17.5" x 17.5" with 1.875" Squares and features the Rank/File Labels Perfect for Youth, Scholastic, and Tournament Chess Players Manufactured Exclusively by the United States Chess Federation (USCF) Manufactured out of high-grade vinyl, designed to resist tears, spills and the most demanding of abuse. Measures 17.5&#034; x 17.5&#034; with 1.875&#034; Squares and features the Rank/File Labels Perfect for Youth, Scholastic, and Tournament Chess Players Manufactured Exclusively by the United States Chess Federation (USCF)