SOLIDWORKS 2015 3D Experience, 2 Discs for 64-bit Windows.This product is designed for use on Windows operating systems and includes two discs for installation. With a focus on 3D design and modeling, this software is ideal for professionals and enthusiasts looking to create and manipulate digital images in a virtual environment. Made in the United States, this CD-based product provides a comprehensive toolset for those interested in computer-aided design and graphics editing.