We are recommending two sizes down. Model wears French size 38. Size Guide. 100% Cotton. Do not wash. Do not bleach. Do not tumble dry. Iron low temperature setting. Dry clean very light with restriction. The GOTS certification of this product ensures that the cotton used is organic, cultivated without GMO, pesticides, insecticides and hazardous chemicals. Practices are socially and environmentally responsible all along the production chain. Organic Certified by Ecocert Greenlife 272512 JOSEPH LIMITED. Free worldwide delivery on orders over €250. Standard Delivery - €15 or FREE on orders over €250 (6-8 business days). Further details.