1. Pure hand-made, through extrusion and coloring, the bottom into a wavy surface to increase heat transfer.
2. There is a very good waterproof and insulation.
3. The surface is smooth and flat------This ensures clean (no impurities) between the planks.
4. End sealing uses the same plug color as the board.
5. For animals or children with higher security and good air circulation, the pool cover to maintain the air circulation after the pool.