Dunes 01. This is a great solution for scenes with natural desert scenery.

Width =500 m, Height = 11 m
Optimized mesh, seamless mesh.

Ripples: Small waves on the sand surface. They are always perpendicular to the wind direction.
Texture: The sand has a high roughness, but individual grains may sparkle in the sun (specular).

In the archive:

• Blender + FBX 
• Polygons - 536594, Vertices - 269535
• 4K PBR textures (BaseColor, Roughness, Normal, Spec, Height)