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Old AuSable Fly Shop


Currently in Grayling, MI:



36° / 31°

SE 1.8 mph 29.59"

Waning Gibbous

36° / 31 °

41° / 10 °

13° / 0 °

River Flows:

Mio Dam
956 ft³/s
Smith Bridge
170 ft³/s
Parmalee Bridge
748 ft³/s

Arapaima Pant


  • Durable, nylon fabric is quick-dry, wicking & UPF50

  • Two zippered cargo pockets & two zippered back pockets

  • Cording details and hypalon tab for securing tools and keys

  • Articulated knees

  • Brushed tricot waistband lining for moisture management & comfort

Availability: In stock


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From claustrophobic casts through thick jungle to long strides across mile high topography, Simms’ Arapaima Pant flows with state-of-the-art tech for massive function across myriad environments. Tough nylon fabric dries quick, wicks moisture with aplomb, and blocks harmful UV rays with a top UPF50 rating and a water-resistant finish. Stash gear inside wide-berthed zippered cargo and back pockets. Secure tools and keys via strategically placed cording details and Hypalon® tabs. Then bushwack farther afield, with articulated knees and the moisture managing comfort of a brushed tricot-lined waistband.

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Arapaima Pant

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