The Magma CTRL Case XL Plus is a lightweight and compact hardshell case to protect your Numark Mixstream Pro, Pioneer DJ DDJ-SR2, Native Instruments Traktor Kontrol S4 MK3 or similar sized controller. The CTRL Case XL Plus is crafted from durable Durashock molded EVA foam and a water rejecting polyester exterior. The lid is lined with high density egg-crate foam to provide extra protection for all control knobs. faders and jog wheels.