Nevin Men Compression Shapewear Hot Sweat Bodyshaper Vest Top for Weight Loss Slim Fit Neopreno compression material; Reversible Design, can wear it in reverse. Increased sweating, helps in burning tummy fat, flattens your abdomen and waist. 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. Maximum comfort and freedom of movement, maximizes fitness routine, perfect for exercise Provides instant abdominal compression and lumbar support.