Speed Up the Sweating and Make You Sweat Like a Monster: sauna suits is one of the professional weight loss tools used by fighters and boxers before competition in short time, Exercise with sweat suit, just 10 minutes to achieve the exercise effect than previous 30 minutes Lightweight and Comfortable: Specially designed with patented Wear-resistant smooth fabric Silver-Heat REG V2.0, sweat suit for men can help burn more calories, healthy weight loss, enjoy sweating, more attractive, and speed up weight loss. Hand wash only in cold water and hang to dry Excellent for windproof and waterproof, Wear all seasons: The sauna suit performs well in windproof and waterproof, maintains body temperature, accelerates burning calories, and can be worn in all seasons. About SIZE, please use the size chart as reference and measure your weight and chest to choose the size.If you are between 2 size, we'd like to suggest that you choose ONE size up