Miuccia Prada and Raf Simons say Milan fashion week collection demonstrates rejection of ‘useless design’ Miuccia Prada and Raf Simons say Milan fashion week collection demonstrates rejection of ‘useless design’ S peaking backstage before the Prada show at Milan fashion week on Sunday, the co-designers Miuccia Prada and Raf Simons described their latest collection as “breaking the perception of what is perceived as typical luxury in high fashion right now”. This was a purified version of Prada .