Item number: 311-418765 This belonged to my father-in-law, and it probably hasn't been worn! There are inner pockets on both sides, and outer pockets on both sides! Double zipper It seems easy to use with a double zipper! Measurements taken by an amateur: 60 Sleeve length 50 Width 100 Length UNIQLO UNIQLO Although it's not certain if it's Ultra Light Down, it's very light and warm! It's about 9,000 yen even on SALE.