Material is high quality three-dimensional structure neoprene with an anti-slip technology, great breathability and shape support. No zipper design to fit your body seamlessly. This body shaper vest not only increases body temperature but also absorbs sweat and let you always dry on the outside. Two side are wearable. Comfortable,lightweight stretchy fabric and moves with your body while performing any activity. The sweat waist trainer vest looks great and matches with any combination of workout tops or can even be worn under everyday clothes.This Workout neoprene waist trainer vest can be used for yoga,gym,sports,body shaping,postpartum recovery etc. Sweat 3 times more then usual,The fast weight loss waist trainer vest is made up of neoprene, it is specially made for workout exercise, which can make you sweat 3 times more like never before and help to flatten your tummy, Lose inches and melt the fat away! The body shaper vest maximize your curves and flatten your stomach giving you the slim figure you desire. Help burn back fat and sharper charming back. The weight loss sweat shapers increased sweating and flatten abdomen to body shaper and slimming. We accept full refund if there is any quality problem to the item. Should any problem before or after ordering, just feel free to contact us.We are so confident in our body shaper waist trainer for women that we offer a lifetime Manufacturer\'s Warranty.