Upgraded and more durable: Made of upgraded high quality plastic and spring, much stronger than old one, durable and difficult to crack, this sit up equipment is the best choice for building up your muscles. Build Your Perfect Rear: Our fitness belts specifically enhance the muscles of the arms, legs shoulders and buttocks. 20 minutes of resistance loop exercise training every day can help you on the way to having the perfect booty. Lose Fat, Shape your Body: This resistance training tool workouts your arms, tummy, shoulders, legs and butt. It is not only way to lose your fat by exercising with our tummy trimmer but also a way to shape your body. New Foot Pedal Desigh: Widening and lengthening contoured foot pedals, provide you a comfortable exercise experience. With fixed sturdy foot pedal interior design, Covvy Elastic Sit Up Equipment featured with long lasting use. Lightweight & Portable: Size: 12.6 inch x 10.2 inch (L x W). Portable and light weight, easy to store and can be used anywhere anytime though in office.