The warmth of a sleeping bag. The mobility of not wearing a sleeping bag. Two layers of thick, 12 oz. 100% pre-shrunk Cotton Fleece for warmth, and gusseted armpits for freedom of movement. Full Zip front extends past chin for added coverage in colder weather. Interior zip pocket and two vertical hand warmer pockets. The oversized hood fits over a hard hat or helmet. Plus, it has the Nelson Treehouse logo on it.