bluesign®-approved Polartec Power Stretch Pro fabric has a moisture-wicking microfleece interior Shaped collar with zipper garage 2-way front zip Zippered side pockets; inner stash pockets Extended sleeves with thumbloops keep cold out and sleeves in place Hidden draw cord in bottom hem Contains bluesign® materials, for which the company took deliberate steps to reduce negative impacts on the health of the environment, workers and wearer