A bustier is similar to a corset, although only covers from bust to hip. shapewear bustiers lift the bust and accentuate the waist, creating a sexy, curvy look. Strapless bustiers are especially useful under formal wear and are popular as bridal lingerie. Some strapless styles come with attachable straps in a variety of styles. Most have contoured underwire cups for enhanced cleavage. Look for bustiers with silicone grippers to keep garment in place. For added shaping, try a bustier with firm control and boning. Some styles come with detachable garters, as well. Sexy strapless bustiers are popular under a wedding gown, sexy evening dress or in the boudoir.