A high quality skin moisturizing & pore cleansing detox sauna suit jacket designed with a fashionable heavy cotton blend outer shell, seamlessly combined with our unique Ultra Stretch Poly-Bio-Flex fabric inner lining. (NON-NEOPRENE). New Improved ULTRA STRETCH gives you maximum stretch-ability with bonded Poly-Bio-Flex and Triple Woven Spandex for the utmost sweat output. Anatomically designed to embrace and fit comfortably around the feminine figure. Extremely Durable & Light Weight for greater comfort and effectiveness; with True-Shape & Sculpt technology. A specially designed 100% extra-soft durable Sweat-Inducing inner lining fabric that feels like soft leather to help you increase sweat output up to 70% while shaping and sculpting the upper body. BioSweats Poly-Bio-Flex fabric technology is an effective sweat aid which uses natural body heat to increasingly generate intense perspiration up to 70% during workout to help you achieve your weight loss goal faster. BioSweats Poly-Bio-Flex fabric inner lining uses a sweat excretion process through perspiration to stimulate the entire body, thus helping to rid the body of excess water weight gain, and evenly melts away unwanted body fat and stubborn inches! This weight loss process works just like the expensive saran wrap body treatments offered at exclusive health spas. BioSweats Sauna Jacket is durable, tear resistant and machine washable. Bio-Sweats Muti-Purpose Sauna Suit is made with our double layered Poly-Bio-Flex water resistant fabric and is designed for the active lifestyle and ideal for various sporting activities. Bio Sweats can be used as an effective sauna suit, all fitness workouts, weight loss exercise, ski/water sports, water-resistant and warm suit. Stretch Factor: 75% Stretchable (Advanced Firm Fit with Superior Range of Motion & Stretch Comfort)