These cases are for cds or dvds. They are made by amaray, the best quality cases on the market. Impact resistant, recyclable polypropylene High visibility wide spine for better shelf presence when racked 'on end'. Unique, patented, stress-free locking disc hub. Compatible with all available automated packing machinery. Proven economical inlay system. Accommodates internal booklet up to 3mm thick. Booklet dimensions: 120m W x 180mm H Max Case dimensions: 14mm D x 135mm W x 191mm H.