DetailsFoothill Shirt Jacket Size Chart The Wilder & Sons Foothill Shirt Jacket is a quilted, insulated layer that is ready for anything. Named after Foothill Boulevard, San Luis Obispo's main drag, that leads to Cal Poly State University, this jacket was designed to transition from the coffee shop, to class or work and into the night without missing a beat. The jacket is designed with shirting details like a snap front placket, 2 snap front chest pockets, and side hand pockets. This 100% cotton twill jacket has a drop tail hem to provide a little extra coverage when commuting on a bike. If you want one jacket to cover all your cool weather needs, then look no further than the Wilder & Sons Foothill Shirt Jacket.