The Mahon Tie Front Midi Dress in Tan Hibiscus from our Summer Swim 2026 Collection. A cotton midi dress featuring a sweetheart neckline, removable straps, front tie knots, finished with an invisible zip closure and front skirt splits.cotton fabric, ruched bust with tie at the centre front, fitted bodice with boning, removable, adjustable straps, midriff cut-out with knot detailing, shirred back bodice with invisible zip closure, front skirt splits