QUADRA 1 Eyeglasses by ProDesign Denmark. Color: Aubergine Dark Matt, Blue Dark Matt, Grey-Green Dark Matt, Plum Medium Matt, Size: 51-15-140. While keeping up with trends, ProDesign makes sure to respect their Danish style DNA, creating brand-new eyewear styles built on historically strong concepts. Each pair of glasses is a unique combination of functional strength with lightness of form. The minimalistic and ultra-modern spectacles are carefully crafted to ensure high comfort and durability – without compromising on look and feel. Whether it is a metal, acetate or hybrid frame, it features a distinctly industrial, sleek and modern look – perfect for those who care about design, craft and engineering.