... advantages as no formaldehyde, moisture and waterproof, fireproof, heat and sound insulation, easy fixing and individual design, widely used in ... )3. Door panel thickness: 40mm4. Wall thickness: ≤400mm5. Inner structure: central hollow grid 6. Colour: black walnut, red ... wood, cedar, maple, oak.7. Accessories: high quality of hinges and locks8. N.W: 40kg/set9. Container Capacity: SIZEPCS/20GPPCS ...