Coldspark Ultradry™ Insulated Waterproof Hiking Boot - Women's

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The Coldspark UltraDry™ is a high performance winter hiking boot that keeps feet warm, without the bulk. Stay on the move through winter with waterproof comfort and aggressive traction.

The Coldspark UltraDry™ is a winter boot engineered for hiking and other active cold weather pursuits. Retain, a unique heat reflective and breathable lining, and an UltraDry™ waterproof membrane keep feet comfortable while on the move during the winter. A multi-directional outsole lug pattern maximizes traction in icy and wet conditions. Free from cumbersome winter boots, there's no limit to where you can explore.

• Fabric / Material: TPU Yarn Mesh
• Waterproof: UltraDry™ Waterproofing System
• Insulation: Retain
• Footbed: Dual Density EVA
• Midsole: Dual-Density EVA
• Outsole: Vasque Monolith With ColdHold Compound
• Last: Perpetuum
• Weight: 1 Lb. 14 Oz. (838g)
• Leather Type: PU Coated, Waterproof
• Leather Weight: 1.6-1.8mm


Designed for
  • Hiking
  • Winter Camping
Footwear Closure
  • Standard Lacing
Weather Resistance
  • Waterproof
Temperature Rating
  • 5°C to -10°C
Insulation Type
  • Synthetic
  • Retain breathable reflective barrier (worth 200g traditional insulation)
  • TPU mesh
Lining Fabric
  • UltraDry waterproof membrane
  • EVA
  • Vasque Monolith with ColdHold Compound
  • 838 g

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