VEVOR Gravel Grid, 3 Inch Depth, 17.06 x 8.86 FT / 5200 x 2700 mm, 1880 LBS Per Sq ft Grass Ground Retainer, Permeable Geo Grids Driveway Stabilization, for Garden, Patio, Walkway, RV Parking Slopes

Two units can be connected together, but interlocking function is unavailable. Connecting fittings are included, while fixing hardware is not. The U-shaped nails for installation need to be purchased locally by yourself.