If you don't find the box your looking for, go to Box size configurator for a instant quote of every size imagiable. Acrylic Display Boxes: 13,000 Plexiglass, Plastic, Lucite Display case sizes. Up to 72" wide to 72" tall. Acrylic displays for collectibles, business, schools, museums, industry. Options of acrylic, or wood bases, and mirror backs.