the Product Is Made Of 140d Nylon Stretch Yarn, Long Lasting Elasticity, Comfortable And Breathable.designed For Men To Shape Your Chest, Waist And Abdomen, It Will Not Roll Up And Stay In Place When You Exercise Or Swim. And It Is Specifically Designed To Reduce Gynecomastia Or "men Breasts".breathable, Can Improve Blood Circulation And Fat Burning, And Strengthen The Chest. It Helps Back Support And Posture. From A Visual Point Of View, It Has Lost Belly Or Chest Fat, And It Does Flatten The Breasts And Stomach.our Men's Compression Shirts Are Specially Designed For The Self-esteem Of These Men. The Comfortable And Practical Design Of Our Undershirts Brings An Immediate Slim Effect When Worn Under All Types Of Clothing.this Is A Perfect Fit, Soft Skin, Men's Weight Loss Compression Sweatshirt That Can Stretch And Sit Back As The Body Moves. The Ergonomic Slim Design And Tight X-shaped Back Design Can Shape The Body.eat Healthy Food And Exercise To Burn Fat, Put On Our Vests. Combining Exercise And Good Eating Habits, This Slimming Machine Will Help You Have A Good Figure.s---bust: 30cm ---waist: 30cm ---length: 53cmm ----bust: 33cm -----waist: 33cm ----length: 58cml ----bust: 36cm ----waist: 36cm -----length: 60cmxl ----bust: 38cm ----waist: 38cm ----length: 62cm