Shadow Birds lyocell-cotton shirt from PS Paul Smith featuring navy blue, royal blue, cotton-lyocell blend, all-over graphic print, classic collar, front button fastening, long sleeves, buttoned cuffs and rear curved hem. This item contains at least 50% materials which are certified or widely recognised as having a lower environmental impact through production and/or manufacturing processes that reduce water consumption and the use of harmful chemicals, or re-use by-products of the production process.. Learn more about what makes a product Conscious on our Conscious Criteria page.