The baby swings feature the 5 unique swing range:18°, 21°, 23°, 25°, and 31°, which can help your baby calm down. With the ergonomic 25° spine tilt design, the swing takes care of your baby's spine development. Harness & Detachable Protective Net. Safety Comes First! The baby bouncer features a 3-point harness, soft and skin-friendly fabrics,anti-skid and easy-to-clean seat pad that bring safer protection and comfort to your baby age 0-12 months. The durable aluminum base is fitted with anti-skid grips that provide stability.