Engineered specifically for the Native Instruments Kontrol S61 MK2 Keyboard Controller. Custom moulded to fit the contours of the S61 MK2 whilst leaving USB connections in place, the Kontrol S61 MK2 can sit ready for operation. Super durable polycarbonate shell protects delicate keys during transportation and slides straight into a flight case or controller bag for maximum protection. Don't go losing your keys.