☀DESIGN OF stomach TRIMMER BELT: Wide enough to cover the stomach area and stay put during exercise; Thick enough to produce the heat and burn the fat,hook&loop closure to make sure that the belt is fastened tightly around the abs. Our stomach trimmer belt has a good amount of hook&loop to make people of many different sizes able to wear this trimmer belt easily.A spandex belt provides more cinching ability for this trainer. ☀BACK SUPPORT:The body shaper belt is very stretchy in the right places and provides tons of support on your sides and back. Provides instant abdominal compression and lumbar support.If you have lower back issues,our waist trainers,like a compression binder around the waist to offer lumbar support,help relieve pain and improve posture.Reduces risk of Injury; Keep muscles warm, Improve posture, Stabilize spine. Provides support that helps prevent a herniated disc, Lumber muscle strain, Back pain. ☀FUNCTION WORKOUT SHAPEWEAR CORSETS:Our weight loss waist trainer also smooths your post baby stomach flab,Ideal for providing compression and support for after pregnancy,postpartum recovery or c section surgery,Excellent choice as a postpartum belly wrap because it provides a firm support to your waist and flattens your stomach with an easily adjustable waist trimmer band,and can be used during work, daily outfit, workout, fitness or sauna.