The fit Designed to be fitted throughout. See our size & fit guide. Also available in Sizes 1X – 3X. The model is wearing a size XS and is 5'7", 23" waist, 34" hips, 32" bust. The details Non-adjustable straps. Side ruching. Cotton Cinch is a medium weight knit jersey stretch fabric with a soft hand feel made with 88% organic cotton, 12% spandex. Hand wash + dry flat. More on fabric & care.