MOBILE SAUNA, PROMOTES WEIGHT LOSS - Relefree waist trimmer belt is made of 3.5mm thick Neoprene, it snuggly and stays tight around your waist to generate and trap heat, create a portable sauna around your waist, really makes you sweat and take away toxins, maximise calorie burn, and get the curves you have always wanted TIGHTEN YOUR ABS & IMPROVE POSTURE - Wearing an Relefree neoprene waist trimmer, you will immediately notice improved posture as it strengthens your lower back muscles and supports your stance as well as heating and soothing back muscles UNIQUELY DESIGNED FOR OPTIMAL FIT, & DURABILITY - The Relefree Belt is made of the high quality flexible neoprene. The outer layer is composed of a breathable, durable, and super stretchy nylon fabric optimal fits your body shape. The inner layer is a special non-slip surface that repels moisture and prevents slipping or moving during use. You can wear it under any Work Out apparel EXTRA LONG, EXTRA WIDE, EXTRA FLEXIBLE, AND COMFORTABLE - Measuring 48" long and 9" wide, the Relefree belt is much longer and wider than most other belts and can wrap around the entire stomach. The fully adjustable magic tapestrap ensures a sturdy and comfortable fit on waists up to 50 QUALITY GUARANTEE - Every aspect of the Relefree waist trimmers have been researched to ensure a high quality product that delivers effective, long lasting results - because it's easy and comfortable to wear and it fits! Made with a strong magic tapeclosure and double stitching and plus it's easy care hand washable material