Machine wash, without pilling 100 percent Polyester fleece, soft, warm and durable Double side seams with on-seam side pockets, interior pockets, stretch-ribbed cuffs and hem A full-zip closure with standing collar, can match with shirt or sweater as an outerwear, also can as a warm base layer in the freezing winter Unisex, size for 3-12 years old boys or girls. Please read detail size measurement on the left images before purchase