Russell Athletic Men's Open-Bottom Fleece Pocketed Sweatpant The Russell Athletic® Dri-Power® Open-Bottom Pocket Sweatpants feature moisture-wicking technology, an internal drawcord providing the fit you want, three-end fleece, and side pockets for storage. These open bottom sweatpants with generous side pockets featuring Dri-Power moisture wicking technology are a classic athletic staple built for everyday comfort.