The optical crystal Cubes are available in 4 different sizes. Any bespoke design can be sub surface laser engraved inside the crystal piece with a 2D or 3D image to create a stunning and unique gift. Print method offered on the product is Digital Colour Printing, Decal(Low Fire Colour Printing), Sandblast Engraving, Sub Surface Engraving. Also available Colour Infill print, CGi Colour3D method contact us for details.