best Interlocking Blocks Description Cement paver blocks are mainly made of cement and stones, which are poured into molds, compressed and air-cured. The concrete can be made into a zigzag shape, or it can be made into a customized color with a dye. We also produce and sell red paving slabs, black paving slabs, plum, gray, brown and tan bricks. Dimension Size225 x 112.5 x 80 mm WeightAbout 4.5kg Size225 x 112.5 x 100 mm WeightAbout 6kg ShapeZigzag Strength50-60 Mpa Advantages Cheap price: Due to lower raw material costs, cement paver blocks are cheaper than paving slabs. More choices: Cement paver blocks offer more design and color options than bricks. If you can imagine it, you can use a concrete paver. Innovation: Always designing new and better paving slabs, so you may even find options that can correct the known shortcomings of concrete. Easy to install: The cement paver is precise and uniform and easy to cut.best Interlocking Blocks website:http://www.qhd-txlsk.com/interlocking-blocks/