SAYFUT Waist Trainer Corset for Weight Loss Sport Workout Shaper Tummy 4 Steel Boned EFFECTIVE WAIST TRAINER: Fatten abdomen, reduce waistline, support your back, postpartum recovery, improve posture, relief waist pain, protect spine, expedite fat burn while exercising. Forced to tighten waist& belly fat, hide extra lumps and bumps, help you build a pretty hourglass waist instantly.SPORT INDOOR & OUTDOOR: Wearing this sweat sport waist trainer girdle, you can do the same workouts as usual but burn more calories.While wearing your waist trainer you will sweat more and thus burn fat faster. It also assists in keeping your back straight and ensuring you hold your core tight.WEARING OCCASIONS: You can wear it every day( up to 8 hours a day) in any season, or go to special occasions like wedding, party, prom, club, festival, events, night out etc, which can make you look slim and charming.IDEAL LIFE PARTNER: For sedentary office staff, it helps improve posture and release the back pain. For the gym training girls, it reduces the risk of injuries like a herniated disc and lumbar muscle strain during fitness exercise. The waist trimmer belt wraps are applicable for both women and men as a strength training equipment in the gym.