Lotta Smock Shirt. Sheer shirt with relaxed fit Shirt collar and full button closure Long sleeves with smock and light ruffle finish 83% viscose, 17% polyamide Product information: Lotta Smock Shirt is a feminine and airy shirt with a beautiful drape and a comfortable silhouette. The relaxed fit is combined with classic details like a shirt collar and full buttons, while the long sleeves are finished with elastic smock and a small ruffle edge, adding a feminine touch.