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$3,000.00 USD

With a stiff and responsive carbon-fiber shell, secure Boa® and Dyneema cord closure system and an unparalleled 71-degree range of motion, the ultralight Alien 3.0 is the ultimate high performance racing boot that spares nothing in the pursuit of the podium.

Size Chart

Technical Specifications Specifications plus minus

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Size Options : 39 - 44 (whole sizes)
Weight Reference : 575g; 1lb 4.3oz (1/2 pair size 42)
Last : 99mm
Shell : Carbon
Cuff : Carbon
Flex : 110
Ski/Walk Mode : Speedlock Lite
Binding System : TLT
Optimized Touring Pivot : 5mm

Technologies plus minus

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Vibram® is the world leader in high performance rubber soles and compounds, targeted to the outdoor, work, recreation, fashion, repair and orthopedic markets.


The Boa Closure System is the most revolutionary closure system on the market. Exceptionally durable and lightweight reels combine with aircraft-grade stainless steel laces to provide smooth, even closure for a secure and truly customized fit.


The leader in boot liner technology, Intuition® uses closed cell EVA foam for performance ski and mountaineering boots.

Sizing plus minus

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SCARPA Alien Sizing Chart

Our Alien 3.0 ski boot uses European sizing:

  • 1 Euro whole size = 6.6 mm = 0.26 inches
  • 1 US whole size = 8.4 mm = 0.33 inches
  • Euro sizes provide a better, more precise fit for your intended use

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