Height Adjustable Portable Shatterproof Backboard Basketball Hoop with 2 NetsAdjustable height Portable bottom wheel: There are wheels on the bottom part which makes it more portable to move. The wheels could let you change its position wherever you want Weather prevention material: This item would not easy to rust or weathered. Even you put outdoor it also could sustain long time usage in sunny or rainy days Solid structure: Structured with heavy duty material for extended durability and the structure follows the scientific