An Enfocus Studio Semi-Silk Leafy Green Blouse Size L. This button up blouse has a ruffed crew neck and ruffled short sleeves, please see photos 1, 2 and 3. Blouse is 78% Lyocell (a semi-synthetic fabric derived from wood pulp sourced from eucalyptus trees) used as a substitute for silk making it eco friendly. Comfortable light summer fabric blended with nylon and polyester. Smoke-free home.