Product Details:
| Size | 16 x 8 x 4 in |
| Material | Concrete |
| Thickness | 75 mm |
| Shape | Square |
| Color | Grey |
A square concrete block, also known as a concrete masonry unit (CMU) or cinder block, is a standardized, rectangular or square-shaped building element made from a mixture of Portland cement, aggregates, and water, used in construction for its strength, durability, and versatility.