Adding a product to an existing product and removing it
https://www.jcrew.com/p/mens_special_shops/monogramshop/accessories/leather-billfold-wallet/B6934?color_name=mahogany
Receipt model with computers
http://www.dell.com/en-us/shop/productdetails/inspiron-15-3552-laptop/fndoc009sb
Multi-product buy in one product set
https://www.glossier.com/products/glossier-phase-2