It is unlined, opaque and has a slight stretch. Fabric composition: polyester derby day blouse by sass is a round neck blouse with a relaxed fit. This women’s blouse has a hemline that ends at the waist, and loose fitting sleeves which end just under the elbows. Available in connect the dots print. pair this blouse with the dazzling pleated pants also by sass with a pair of stiletto heels for a night out or with loafers for a stylish and appropriate office look.