Sea Level Square Neck One-Piece Swimsuit New, Without Tags; sanity strip in place Color: Midnight Sky (Deep Navy Blue) Size: 12 US Retail:  $110 Airy ladder stitching trims the sides of this sleek one-piece cut with a square neckline and a low-dipping back. Built-in bra Adjustable straps Powermesh support front and back 85% Nylon, 15% Elastane