... Walking Ball, Roller, Boat etc. Features: Excellent Steel Frame Pool1) Dimensions:D6m to D38m2) Material: Best ... radiation.2. The part of metal rod steel frame connects with slot maximum, which makes it a whole ... , safe, reliable and good appearance.3. The water area is almost the same with area of the ... situation, we also prepare a full set of water purification system, ensuring good water quality for ...