Design by Anu Penttinen, 2010. By Iittala. The love of strong colors and clarity of form were the inspiration behind Anu Penttinen's Vitriini Box. Each piece is infused with authentic color, evoking a wide range of emotions ' perfect for capturing and enhancing the essence of whatever lies within. Available in a variety of colors and material combinations. Handwash only. Recipient of the iF Product Design Award, 2012.