1).hight quality cd sleeve. 2).eco-friendly cd sleeve. 3).enough stock cd sleeve. 4).use the special transparent pp materials 4 holds of pp cd bag 1).the cd sleeve speciication: ItemPP-K01Product size130*145mmqualitysoftmaterials4c pp+50g Non-vowen 2).weight:200gram of 100pcs 3).special materials:it is by the most transparent material is made. 4).colors:black,white,red,pink,yellow,purple,blue, ...