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- After nearly a decade in the business, ASU "Natural Selection" shorts are the culmination of our R&D and cage testing.  These shorts perform..period.   

- Constructed in our signature CottonPoly blend fabric, which combines ultra-comfortable soft feel with and an athletic cut engineered for superior performance

- Versatile and ridiculously comfortable essential

- Exclusive "Limited Edition" design available only at www.AmericanStandUp.com.  As with all of our "Limited Edition" offerings, this is a one time production and will not be reproduced (regardless the number of requests we receive).  Don't miss this opportunity.