Ski Boots
Ski boots are bought on two numbers: flex index (roughly 60–90 for progressing skiers, 100–120 for strong all-mountain skiers, 130+ for racers) and last width (the forefoot width in mm — ~98mm is narrow/performance, ~100mm is medium, 102mm+ is wide/comfort).
The Sift · 2 questions
How should it feel underfoot?
Answer one and watch 309 ski boots narrow.
More on choosing ski boots
We're building the ski boot catalogue now; verified models will appear here as they pass our cross-checking pipeline.
309 of 309 ski boots
Nordica
Promachine 3 105 W
2026/27 · Women's
105 · 98 mm
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Nordica
Promachine 3 110
2026/27 · Men's
110 · 98 mm
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Nordica
Promachine 3 120
2026/27 · Men's
120 · 98 mm
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Nordica
Promachine 3 85 W
2026/27 · Women's
85 · 98 mm
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Nordica
Promachine 3 90
2026/27 · Men's
90 · 98 mm
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Nordica
Promachine 3 95 W
2026/27 · Women's
95 · 98 mm
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Nordica
Speedmachine 3 105 W BOA
2026/27 · Women's
105 · 100 mm
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Nordica
Speedmachine 3 105 W BOA DD
2026/27 · Women's
105 · 100 mm
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Nordica
Speedmachine 3 110 BOA
2026/27 · Men's
110 · 100 mm
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Nordica
Speedmachine 3 120 BOA Cuff
2026/27 · Men's
120 · 100 mm
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Nordica
Speedmachine 3 120 BOA DD
2026/27 · Men's
120 · 100 mm
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Nordica
Speedmachine 3 130 BOA DD
2026/27 · Men's
130 · 100 mm
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Nordica
Speedmachine 3 75 W
2025/26 · Women's
75 · 100 mm
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Nordica
Speedmachine 3 90
2025/26 · Men's
90 · 100 mm
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Nordica
Sportmachine 3 100 BOA
2026/27 · Men's
100 · 102 mm
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Nordica
Sportmachine 3 110 BOA
2026/27 · Men's
110 · 102 mm
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Nordica
Sportmachine 3 120 BOA
2026/27 · Men's
120 · 102 mm
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Nordica
Sportmachine 3 65 W
2026/27 · Women's
65 · 102 mm
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Nordica
Sportmachine 3 75 W
2026/27 · Women's
75 · 102 mm
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Nordica
Sportmachine 3 80
2026/27 · Men's
80 · 102 mm
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Nordica
Sportmachine 3 90
2026/27 · Men's
90 · 102 mm
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Nordica
Unlimited 105 W DYN
2026/27 · Women's
105 · 99 mm
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Nordica
Unlimited 120 DYN
2026/27 · Men's
120 · 99 mm
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Nordica
Unlimited 130 DYN
2026/27 · Men's
130 · 99 mm
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