The Good American Poplin Ruched Shirt combines structured poplin fabric with ruched detailing for a crisp, yet flattering and flirty fit. The Good American Poplin Ruched Shirt combines structured poplin fabric with ruched detailing for a crisp, yet flattering and flirty fit. Good American is a fully inclusive lifestyle brand that leads with a fit-first philosophy. With high-quality fabrics, a relentless obsession with fit, and uncompromising attention to comfort, each piece is designed to make you feel sexier, curvier, and more confident.