Description Color:Black,Beige Size:S,M,L,XL,2XL,3XL Material:Polyester70%,Spandex30% Feature:Shape your tummy & define your waistline Bones:4 Pieces Spiral Steel Bones Invisible:Hidden in your shirt,sweater,suit and And any clothing Tummy Shaper:Abdominal High-density 3D Weaving helps flatten \"beer belly\". Back Support:Helps with back support and Correct posture Occasion:Everday,Sport.Running.Yoga.Gym.Workout Size Chart Waist Size S\t26\"~28\"(inch)\t66-71(cm) M\t28\"~30\"(inch)\t71-76(cm) L\t30\"~32\"(inch)\t76-81(cm) XL\t32\"~34\"(inch)\t81-86(cm) 2XL\t34\"~36\"(inch)\t86-91(cm) 3XL\t36\"~38\"(inch)\t91-96(cm) Model Show Details 01.High-grade fabric Breathable and flexible mesh design fabric 02.Triple rows of hooks Make it easy for you to adjust the tightness by yourself 03.4 Steel bones design More flexible and shrinking preventing rolling up