The file is created in 3ds Max 2015/2018 and can be opened in any compatible packages.Archive includes files with the extensions .fbx, .obj, .stl and .max with V-Ray materials.Model does not include any backgrounds or scenes used in preview images.The model is optimized for 3D printing .stl X - 39.88 mm, Y - 39.88 mm, Z - 7.50 mm.