Features: Ergonomically designed to ensure comfort and effectiveness. The thickened woven tape has strong toughness and the length can be adjusted according to needs. Using aid straps to practice abdominal curling movements can effectively exercise the rectus abdominis and transverse abdominis muscles, helping to tighten the abdomen and shape the waistcoat line. Suitable for exercising at home, without the need for too much space, the use position can be adjusted according to personal needs at any times. The portable and foldable designs makes it easy to carry and allows for exercise any times during travel, without being limited by time and location. Suitable for those who enjoys fitness but have limited times or are inconvenient to go to gym, providing home fitness solution. Specifications: Material: Highly Density Sponge and Plastic Material Size: As Shown In The Picture Package Includes: 1x Hamstring Curl Strap note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.