1. Tangible, non-transitory computer readable media comprising instructions encoded therein, wherein the instructions, when executed by one or more processors, cause a computing system to perform a method comprising: generating a plurality of garment images for a garment based on a single digital image of the garment, wherein each garment image corresponds to a different size of the garment; generating a user image for user based on a digital photograph of the user; receiving a selection comprising the garment; in response to receiving the election comprising the garment, generating an image of the user wearing the garment based on an alignment of garment fit points in one garment image of the plurality of garment images with corresponding user fit points in the user image; and transmitting the image of the user wearing the garment to the user's computing device for display in a graphical user interface.