I have my 3,000++ CDs in these and am very happy. I put them in plastic bins with snap tops - they're safe, clean and out if the way but quickly available if needed again.
http://www.jewelsleeve.com/cgi-bin/mivavm?/mm5/merchant.mvc+Screen=CTGY&Store_Code=jewelsleeve&Category_Code=C001
http://www.jewelsleeve.com/cgi-bin/mivavm?/mm5/merchant.mvc+Screen=CTGY&Store_Code=jewelsleeve&Category_Code=C001