10.4mm CD case is generally called standard CD Jewel Case,this type of CD case is a standard for all other CD case, the thickness is 10.4mm, based on this standard CD case,then 5.2mm slim CD case and multple CD cases is generated.
10.4mm Standard CD cases have the following model: single clear cd case, double clear CD case, black single CD case, black double CD case, single/double color CD cases.