REI Co-op On The Trail Cap

Members save 20% on this item with code MEMBER23 through March 27. Terms & conditions
Color: Bright Sulphur
Size: One Size
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Members get an estimated $2.70 back on this item as a part of your annual .

Members get an estimated $2.70 back on this item.
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If your everyday cap doubles as your sweat-stained running buddy, it's time for the REI Co-op On The Trail cap. Its internal sweatband, side vents and wicking fabric are made for trail runs.

  • Features

    • Elastic polyester fabric fits snug onto your head
    • Wicks moisture and dries quickly to help you stay cool and comfortable on the trail
    • UPF 50+ sun protection shields from harmful UV rays
    • Laser-cut ventilation holes on the sides enhance breathability
    • Internal sweatband keeps sweat out of your eyes
    • Flexible brim and bungee closure with cordlock let you adjust the fit
    • Bungee closure wears softer than traditional cap closures
    • One size fits most


    View all REI Co-op Men's Ball Caps
  • Technical Specs

    Best Use

    Trail Running

    Hat Style

    Ball Cap


    95% polyester/5% elastic

    Lining Fabric

    Lining: polyester; sweatband: 91% polyester/9% spandex

    Sun-Protective Fabric


    UPF Rating


    Moisture Wicking


    Quick Drying




    Length of Bill




  • Size Chart

    SMLXLOne SizeS/ML/XL
    Head Circumference21.5 - 2222 - 22.7522.75 - 23.523.5 - 24.221.5 - 23.521.5 - 2323.25 - 24.25

    Sizing Notes

    All measurements are stated in inches.

  • Reviews
    88 reviews with an average rating of 4.6 out of 5 stars

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