Product Specifications Tummy Control&Hide Gynecomastia Moobs Chest Instantly： Ergonomic Men body shaper vest adopts unique 3D thread weave technology, giving you visually slimming immediately. Flatten the breast and tummy, hide "man boobs", deal with "beer belly", covers ''Gynecomastia chest''， make you look thinner and slimmer. Powerful Compression&Body Support： Men's body shaping shapewear provides strong compression for the chest, waist, and back, comprehensive wrap your body, tighten abdomen fat and helps with back support and posture correction, such as confidence booster to get your self-esteem back. Compression undershirt works with the recovery after gyno surgery as well. Amazingly Elastic & Easy to wear: Made of 90% Nylon+10% Spandex, with special knitted technology, make compression slimming undershirt with high elastic, no worry about the size and very easy to wear; Men slimming shapewear will still stay its shape after long time use and won't lose its elasticity. Superb Quality & Ultra Lightweight: High-quality fabric is soft and comfortable to wear, not itchy, no color fade, doesn't roll up, and always stay where it should be; Strong and durable, super thin & lightweight feeling like wearing nothing. Seamless & Invisible: Super thin with seamless design, smooth invisible compression vest, achieving body slimming appearance immediately and unfound; Perfect for wearing under any type of clothes, especially for tightly fitted T-shirt, shirt and formal suit, slimming undershirt fits well into your favorite workout shirts, sweaters or business suits.