Moderate weight sleep bag designed for year round use. (Equivalent TOG rating 2.0). * Single layer, smooth jersey exterior, brushed cozy interior with age appropriate neck and sleeve openings for a non-restrictive fit * Machine wash/tumble dry. Washes and wears like your favorite hoody * Featuring YKK quality, lead free, Two Way Zipper. * 80% pre-washed cotton for maximum breathability, 20% recycled polyester. Best washing, best value all season sleep bag