Fischer Soma Vacuum 110 Ski Boots - Nothing has been compromised in the Soma Vacuum 110, Vacuum fit to your foot! You have never been fitted so close and so well. Top performance with a comfortable fit. Absolute precision, forgiving, thanks to VACU-PLAST energy-saving through 15 % less weight and higher elasticity. SOMA-TEC for maximum edge grip and perfect control with low energy requirement. H.I.P.E. for excellent warmth insulation and improved fit.