Base: The base is a new type of ABS material that is sturdy and stable and can be filled with water or sand to increase weight. Basketball Stand: The shelf is made of sturdy metal material. The unique groove design prevents the basket from rotating. The triangular support structure makes the basketball stand more stable. The height can be adjusted to meet the different heights of the baby. Manufacturered by Basketball stand. Basketball: Basketball is a very good sport. It not only can exercise your baby's health but also find the fun of the game and cultivate children's interest in basketball. Choose our basketball hoop and your baby will be another Kobe Bean Bryant. About delivery: Welcome your purchase we will serve you wholeheartedly our delivery time is 3-5 days arrival time is 7-20 working days. Backboard: The backing material is thick acrylic sheet which is resistant to impact not easy to deform and easy to clean.