Features: * Ergonomic Design: high-density soft foam-covered handles are comfortable and non-slip, while avoiding ankle injuries. Sit-ups with double rows of support bars strengthen your heels, making your workout more effective and balanced, helping you get in perfect shape. *Exercise Equipment: Hamstring curl bands are the perfect lumbar workout equipment, allowing you to maximize your core abdominal and hip flexor activation by putting your feet on the floor to practice better sit-up form. *Adjustable Straps: The hamstring curler is easy to use, to use simply adjust the straps, place the device under the door, close the door and insert your foot or leg so you can quickly enjoy your sit-up training. *Easy to carry and store: When not in use, the leg training band can be rolled up and stored in backpacks and suitcases, taking up no space. Easy to carry to dormitories, offices, hotels and other places. So you can train even when you are traveling. *Stable and Comfortable: a really sturdy sit-up aid! The central bar of the hamstring curl band is made of high-strength ABS for great stability and control. Meanwhile the thickened, curved, non-slip, cushioned high-density foam pads give more comfortable support to the feet or ankles, and the thickened nylon webbing ensures long-lasting use. Specification: *Material: ABS+foam *Color：black *Size: 31*48*CM/12.2*18.9*IN Package Contents： hamstring curl belt*1 Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of high-quality materials, safe, environmentally friendly,durable. Perfect price-performance ratio, save you more money. Perfect functions, give you a wonderful experience. If you are confused with the goods,you can leave a message for us.