You just assume shorts let you move because there's less fabric—but that's not always the case. These were designed specifically for total mobility, with ultra-stretchy materials and a hem designed for how your legs move Our original HeatGear® fabric is super-light, breathable & dries fast Mesh panels for added breathability 4-way stretch material moves better in every direction Material wicks sweat & dries really fast Encased elastic waistband with internal drawcord Open hand pockets Notched side-vent hem construction Style #: 1356858 Inseam: 9" 90% Polyester/10% Elastane Imported Loose:Fuller cut for complete comfort. Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not use softeners Do not dry clean