The seat belt extenders are made of sturdy material to ensure maximum comfort and safety while driving.21*9*6cm 2. It allows the pregnant driver to concentrate on driving, while making the pregnant passenger more comfortable and safer. 3. New updated pregnancy seat belt adjuster for pregnant moms, provides comfortable and safe driving experience. 4. It is easy to install and does not take extra time to detach and reattach, so it is more convenient for daily use. 5. For anyone who has had abdominal or gastric surgery, a cesarean section, this can help reduce discomfort and pain safely.