Zig-Zag Case Zig-Zag Case from Benjamin Friedl Zig-Zag Case All glass stairs with black interlayer and connected by stainless steel rods View Website gLike Zig-Zag Case All glass stairs with black interlayer and connected by stainless steel rods View Website 3D Modeling Architecture Interior Design Share R 7 n Benjamin Friedl Designer Treppen und Glastreppen nach Maß Munich, Germany Follow Contact