Insulation and stretch soft shell side panels make this vest a versatile flattering and cozy cold-weather layer. Can be zipped in and secured by snap attachments inside an outer Collective layer. Made of 100% polyester woven shell with 100% polyester knit bonded to a water-resistant film insert and a 100% polyester microfleece lining at side panels and under arms. Also features 100% polyester printed lining with insulation behind the outer woven shell.