The "Bodysuits" collection at Reign Boutique features a selection of stylish bodysuits including designs like the Lexington, Contour Tank, Winston, Xandra, Kali, Route Velvet, Criss Cross, and Satin Sleeveless Bodysuits. These pieces are offered by brands such as Reign The Label, Needii, Steve Madden, and Dress Forum, available in various colors.