Valentina Hot Mens Shaper Pants Sweat Slimming Sauna Black Shorts Material: 80% Neoprene + 20% Nylon. 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. Make you sweat and leads to healthy weight loss. Comfortable; Looks great and matches with any combination of workout clothes. Maximizes fitness routine; Perfect for exercise, for normal daily routines, or for any physical activity.