Rectangle Cuboid Block Line Shade Element from Volumetric Shapes set.

The Rectangle Cuboid Block Line Shade element shows a blue rectangular cuboid with light top and front faces, a dark blue right face, and a stepped lower-left edge. Drawn in a clean geometric shaded style with crisp outlines and restrained blue contrast, it adds depth to visual compositions. Use it for 3D diagrams, step-based layouts, architectural concepts, and interface mockups. It belongs to Volumetric Shapes set.