Dust cover protects your precious equipment from unwanted dust; Perfect size for DDJ-FLX4, DDJ-400, DDJ-SB3, DDJ-REV1. It is elastic and can adjust the aperture, so it can be used with DJ mixers and other equipment. Size: W 19.7 x D 10.6 x H 2.8 inches (50 x 27 x 7 cm).