Marmot Boy's Ajax Jacket (Little Big Kids) Down^Polyester Imported Machine Wash Marmot Kids Size Chart Dress it up or down, layer it or wear it as is - the Ajax Jacket is a do-everything down sweater. Lightweight DWR-treated, down-proof fabric is filled with toasty 600-fill down that's treated with Marmot Down Defender, which helps prevent the down from clumping and losing its loft when exposed to water. Angel-Wing Movement&#8482; lets you move freely without the jacket riding up. Zippered handwarmer and chest pockets. Internal media pocket. Elastic bound cuffs. Elastic drawcord hem. 100% polyester ripstop shell. 600-fill Power Down with Down Defender. Machine wash cold, tumble dry low. Imported. Measurements: Length: 19 in Product measurements were taken using size XS (4/5 Little Kids). Please note that measurements may vary by size.