25 Standard Empty, Clear Plastic Replacement CD Jewel Boxes (10 mm Thick CD Cases) (Trays Sold Separately) #CDBS10CL Standard 10mm Thick! (Appx .43") Crystal Clear to Allow Easy Viewing of Inside Papers Spruce up your collection and make it look new by replacing the box! These jewel boxes are 5-9/16" x 4-7/8" and ~0.43" (10.4mm) thick.