Tecnica Mach BOA MV 120 Men’s Ski Boots. With a medium volume anatomically shaped lower shell crafted specifically for the BOA® Fit System — the all-new MachBOA MV 120 is committed to performance and fit. With a simple turn of the dial, you get a secure performance fit, while the contoured liner provides exceptional comfort. For strong skiers looking for a Dialed In precision fit, Tecnica’s all-new MachBOA MV 120 delivers. Designed to feel effortless once it’s on, the MachBOA MV 120 keeps you locked in and ready for a full day on the slopes. Closure Type : Strap, BOA. Best Use : Snowsports, All Mountain Skiing. # of Buckles : 2.