Zappos.com is proud to offer the Nike - Filament Boy Short (Black/Anthracite/MatteSilver) - Apparel: There's a fine line between running because you want to and running because you need to. Blur that line in the Nike Filament Boy Short. ; Dri-FIT high-performance polyester fabric keeps you dry by wicking perspiration away from your body and towards the surface where it can evaporate. ; Elastic waist with interior drawstring provides a comfortable and secure fit. ; Envelope pocket at middle back waist. ; Flat seams reduce chafing and increase comfort. ; Embroidered Swoosh logo at bottom left hem. ; 92% polyester, 8% spandex. ; Machine wash cold, tumble dry low. ; Imported. ; Waist Measurement: 26 in ; Outseam: 9 in ; Inseam: 4 in ; Front Rise: 5 in ; Back Rise: 12 in ; Leg Opening: 18 in ; Product measurements were taken using size SM. Please note that measurements may vary by size.