This profession Basketball system is constructed of heavy-duty steel, durable poly carbonate backboard and an all-weather nylon net. This basketball hoop is designed to last through many basketball seasons and the transparent shatterproof poly carbonate backboard, enough to handle the most intense competition and bad weather. The mobile base can be filled with water or sand to ensure your safety and stability when shooting the basket. 2 built-in wheels provide convenience for transportation and movement.