98% cotton 2% elastane. Front slant pockets. Double back patch pockets. 14"" in the knee narrows to 12"" at the leg opening. ETIR-WP3. EM7331. The German-based hubby and wife team, Esfan Eghtessadi and Inge Onsea bore what began as a t-shirt collection out of love. Eventually the two, launched a ready-to-wear collection which took European by storm and in 2004 they launched a men's collection. From trendy dresses to quirky tops and tees, Essentiel has that special European feel, but features stateside flair all at once.