FEATURES of the Arcteryx Men's Soleus Short Super lightweight woven fabric with good mechanical stretch; DWR finish reduces moisture retention in fabric Brief liner has good next-to-skin feel; inseam eliminated to reduce chafing Minimal elasticized waist band with drawcord Race Pocket system provides five pockets, one rear pocket with zipper, 3 small stash pockets and 1 large center back pocket Side split ensures ease of stride and encourages air flow Laminated hems for minimal seaming and construction Reflective blades enhance visibility in low light Provides sun protection (UPF 50) Powernet Stretch Mesh-83%#37; Nylon, 17% spandex. Stretchy, resilient mesh fabric Arkose-100% Polyester Integrated moisture-wicking stretch brief Inseam eliminated to reduce chafing Arcteryx Nu water repellent treatment Flatlocked seams lie flat for added comfort Stretchy fabric provides freedom of movement Resilient stretchy fabric-garment retains shape and form