The architect ensured us that the roof is solid and would effectively protect the residents from adverse weather conditions. From now on, the rain will never fall on your head again! At least until a giant, dragon, or sorcerer visits But the rain would be the least of your concerns at that point. Concave and convex corners - Perfect for building multi-pitched roofs - Tile-like structure - Manufactured to resemble actual tilesSturdy design - Various clips hold your entire design in place - Modular - Build your terrain in a flash.