The Simms Men's Fall Run Vest is insulated with 60g Primaloft Black Eco and features recycled polyester shell and lining. The upper front and back body utilizes internal quilting providing a smooth exterior for abrasion resistance when worn with waders or bibs. The recycled polyster ripstop has a DWR finish to repel water when the weather turns unexpectedly. FeaturesShell is 100% recycled polyester ripstop with DWR to repel water PrimaLoft Black Eco 60g insulation Lining 100% recycled polyester taffeta with DWRZippered handwarmer pocketsInternal chest zippered pocket