The dual Boa closure splits the boot into two zones, so you can crank down on your feet to keep them planted, and dial in the tension up top for fine-tuned flex. Thirty Two took the best-selling Lashed and add dual Boa dials to create the Men's Binary Boa Snowboard Boot for riders who don't have time for laces. ThirtyTwo Binary Boa Snowboard Boot - Men's Grey, 9.0
