Head Kaliber BOA 130 2026The Kaliber 130 MV GW BOA2 offers all mountain skiers unparalleled precision and performance skiing, thanks to a new construction with an integrated closure system. The BOA Fit System featuring dual dials allows for microadjustments to optimize the wrap around the leg and foot. The bi injected cuff and shell were engineered specifically for BOA, featuring stiffer plastic in the back for power, with softer plastic and an angled overlap over the foot.