.PURE GENIUS racer back bra by MAIDENFORM. Practical and comfortable, it offers excellent support and can be worn every day or for moderate exercise. Its features make it a key lingerie piece.PURE GENIUS racer back bra by MAIDENFORM. Practical and comfortable, it offers excellent support and can be worn every day or for moderate exercise. Its features make it a key lingerie piece. With a racer back for bare shoulders and a front fastening, it’s perfect under a sleeveless top or dress. Lace sides and back (lined with microfibre where there is contact with the skin) for sophisticated elegance. Full-fitting finely moulded cups for a rounded, plunging cleavage. Soft and adjustable straps. 78% polyamide, 22% elastane.Please note due to French bra conversions, for sizes E and above, please order the size larger than usual to receive the correct size.