Free-standing clear block adds an eye-catching pop to desks, tables, and shelves Vibrant back-mounted photo print made just for you when you order 1" (2.5 cm) thick solid acrylic block. Diamond cut sides provide a sharp image from any angle. Hand polished for a crystal clear finish. Available in 4×4" (10×10 cm) and 6×6" (15×15 cm).