Brand Miu Miu has always remained true to its original philosophy—even while experiencing significant growth in recent years. Miu Miu has made the ascent from humble beginnings to its present position: a worldwide leader in affordable luxury eyewear. Miu Miu uses state-of-the-art materials to craft their signature eyewear frames: premium cellulose acetate, ultra-lightweight titanium, and color-rich stainless steel.