ieasysexy Sport Neoprene Slimming Body Shapers Compression Shapewear Neoprene Sauna Tank Top Vest for Weight Loss Womens Material: 80% Neoprene + 20% Nylon; Side-zip closure.,Open bust design. Snug fit follows and flatters your body's curves. Keeps your body warm and heat up your core abdominal area making you sweat more while performing your daily activities; Helps in burning tummy fat, reducing your abdomen and waist. Provides instant abdominal compression and lumbar support; Reversible, can wear it in reverse. Accelerates metabolism surrounding your waist