1.Rows of adjustable hooks 2.Lightly Boned structure (no imitating) 3.High compression material 4.waist trainer Top quality and very comfortable, also good for postpartum BENEFITS 1.KEEPS STOMACH/WAIST REGION TIGHT 2.AIDS IN WEIGHT LOSS 3.SUPPRESS 4.IMPROVES POSTURE 5.Encourage respiration XS FROM 24 TO 26"WAIST S FROM 26 TO 28" M FROM 28.2 TO 30" L FROM 30.2 TO 32" XL FROM 32.2 TO 34" 2XL FROM 34.2 TO 36" 3XL FROM 36.2 TO 38 4XL FROM 38.2 TO 40 5XL FROM 40.2 TO 42