EUC Men's shirt, slim fit small with their Secret wash Cotton is both crisp when ironed and soft to wear. J Crew product description: Meet the pinnacle of shirt engineering. A customer favorite since 2005, our Secret Wash shirts are now made with organic cotton that's grown without toxic chemicals or GMOs (genetically modified organisms), which means it's better for the health of the soil, the ecosystem and the people who farm it. We added Stretch on Demand for extra flex you'll only notice when you need it, and use our (proprietary) multistep wash process to achieve a soft, broken-in feel from day one. Cotton/elastane. Button-down collar. Patch pockets. Machine wash.