ProX X-DDJFLX4LTBL ATA Flight Road Case For Pioneer DDJ-FLX4 DDJ-SB3 DDJ-400 DJ Controller with Laptop Shelf - Black Finish Designed with quality materials and workmanship to give you the ultimate security for your digital DJ controller. If you have a passion for your gear and want to always keep it safe this case will always perform at the level. These cases come in a variety of colors and features. All ProX cases are created utilizing CNC technology to assure that consistency is built within strict specifications and tolerances. ProX Cases have been a family-owned business since 1984.ProX Gig-Ready Series cases are constructed from rugged 3/8 Plywood reinforced with steel ball corners spring-loaded recessed padded handles and twist-locking latches.