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Mountain Hardwear Men's Effusion Dome

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Product Rating   Product Rating  1 customer review|100% say true to size
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SKU: OM5441
Product Code: 7538083

Availability: Usually Ships in 24 Hours
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Top off your run with the Effusion Dome, a technology based cap.

  • Cap.
  • AirShield™ Active Technology.
  • Windproof.
  • Water-resistant.
  • Breathable.
  • Lightweight.
  • Microfleece-lined ear band for extra warmth.
  • Durable, stretchy and soft.
  • Snug fit for under hood or helmet.
  • 100% Polyester.


  • 4 star rating (Based on 1 Review)
    100% of Fit Survey Respondents said this item "Feels true to size"

    Write A Review
  • rating star
    By from
    on 4/18/2014
    Feels true to size

    Only had it on 4 or 5x but it is already my go to hat
    Warm and comfortable


Mountain Hardwear

Mountain Hardwear believes in boldness: that anything is possible, and that anything worth pursuing involves challenge.

That's why this brand is dedicated to making top-grade outdoor and athletic gear—adventurous, innovative gear that will take you across the next great challenge. Mountain Hardwear believes in giving you the best tools and apparel so you can lunge for the goal that's just out of reach. So you can share in hardship, enjoyment, and awe. So you can celebrate the magnificence of the outdoors. So you can take on your mountains—both literal and mental—and come out on top.