This is an unbreakable CD/DVD poly box. It is about the same thickness as a jewel box with an 11mm spine. It has clips inside the front cover for inserting a CD cover as well as an outer clear sleeve for inserting a full wraparound outer cover. Measurements (W x H x D): - 5.44" x 4.9" x 0.4" - 137mm x 124mm x 10.5mm Colour: Clear transluscent/frosted