1.Sweat vest waist trainer for men: It is made of neoprene. The slimming vest is elastic and lightweight, making men's waist look slimmer as it fits snugly to your body, without rollup / down. 2.Ready for sauna sweat: this 2in1 waist trainer vest for men is breathable and adjustable, flexible enough to move with. Putting this waist trainer for men on before your exercise routine can help you shed an extra amount of water weight and retain body heat to burn more calories. Also this body shaper for men can help you keep warm in cold day. 3.Back Support Compression Top: 4 reinforced flexible steel bones on the back provide you with instant lumbar support. The sweat shaper can also improve posture by providing adequate compression for the lower back and muscles. It is a great fitness equipment for all kinds of exercises in the gym to avoid fatigue and injury during exercise. 4.Easy to put on and take off: highquality neoprene body shaper with zip is easy to put on and take off. The compression and elasticity of the vest make your belly fat shrink and flat. A good compression sauna shirt for men.