Nordica Sportmachine 3 120 BOA Men’s Ski Boots. No matter the terrain or the conditions, the Sportmachine 3 120 BOA® unlocks everything the mountains have to offer. This boot features an integrated BOA®Fit System to enhance comfort and precision, while seamlessly integrating with Nordica’s redesigned Tri Force technology to increase performance. For an even more personalized fit, the shells and liners can be readily customizable. And with the 3D Cork Fit Primaloft liner, you will be able to ski run after run while remaining warm and dry. Ski your favorite terrain with the Sportmachine 3 120 BOA®. Tri Force + BOA® Fit System. BOA® Fit System provides a performance fit engineered to enhance feel and responsiveness while reducing pressure points. 3D Cork Fit Primaloft® Liner. Closure Type : Strap, Buckle, BOA. Best Use : All Mountain Skiing. Features : Waterproof, Insulated, Moisture Wicking. # of Buckles : 2.