Hedgehog Erizo Pendant Necklace Animal Jewellery This is STL file, This is not rhino nurbs file, This product Stl file 3D model is ready for 3D printing. Please look at the pictures for more information.This model was created in Zbrush and has a polygonal geometry. The model's geometry is mesh-based and is not in Rhinoceros Nurbs format. It was imported into a Rhino 3dm file. It is created for 3D printing or CNC milling and is ready for 3D printing production. Please check the pictures for more information.