Leon Keer learned to paint through designing and producing large advertising murals for corporations such as Coca-Cola. His expertise on materials and techniques learnt through the years of commissioned work from Europe to the UAE and America has led to his experimentation with 3D street art. Leon strives to contrast the beautiful vs. ugly in his art that focuses on current issues such as the livability and environment of our world. The paintings impact the viewer with his in your face 3D style and interactive displays. His mixture of techniques, uses a rich variety of materials, ranging from professional acrylic paints to adhesives, solvents, primers and tar.