Durable, double-wall resin construction. Metal trusses and ridge beam provide roof support. Steep roof pitch for easy snow removal and rain run off. Robust double doors with windows. Lockable metal handles & metal hinges f/additional security. Sturdy, reinforced resin floor. Functional vents for air circulation & 6 skylights. Includes two corner shelves with 8 optional locations. Foundation required (not included).