Halterneck Cut-Out SwimsuitPRE WANTED Mugler H&M. Fully lined thong swimsuit with a cut out section at the centre of the bust and halterneck straps that cross at the front and tie at the back of the neck. Narrow, adjustable shoulder straps, curve contouring cut out sections at the waist and a partially open back with a metal fastener engraved with the designer's logo. High cut legs.