NWT Onyx Convertible can be worn strapless or with straps A buttery-soft strapless solution with a second-skin fit and hidden cushion underwire that supports and shapes your bust but never digs into your skin. Features removable adjustable straps that can be worn multiple ways, silicone tape along the neckline and wings to keep it in place, 2 ply wings, and a hook and eye back closure. Fits true to your SKIMS bra size.