M&S Collection Drop A Dress Size Beaded Collar Dress With Secret Support™ - style: shift; fit: tailored/fitted; pattern: plain; bust detail: sheer at bust; predominant colour: black; occasions: evening, occasion; length: on the knee; fibres: polyester/polyamide - stretch; neckline: no opening/shirt collar/peter pan; back detail: sheer fabric at back; sleeve length: long sleeve; sleeve style: standard; pattern type: fabric; texture group: velvet/fabrics with pile; embellishment: beading; brand specific: secret support; trends: 1940's hitchcock heroines; season: a/w 2013