It is unlined, non-stretch and is opaque. heidi high neck tank by sass has a high stand collar with thick straps. The back has a small keyhole opening and covered button closure. The top has a relaxed fit and falls to approximately the high hipline with a straight them. Comes in cream, slate or tan. Wear this tank with a statement jeweled necklace and a suede mini or midi skirt. Add sandals and a denim jacket for those warmer days or a waterfall coat.