HQRP Elastic Keyboard Dust Cover for M-Audio 76-Key 88-Key Keystation 88 II, Keystation 88es, Oxygen 88 Digital Piano Synthesizer + HQRP Coaster HQRP&reg; Keyboard Dust Cover plus HQRP&reg; Coaster; Dust Free Spandex Material Stretches to fit 76 or 88-key Keyboards; Comes Complete With a built-in bag, Plastic Cord and Locking Clasp; 200 days warranty!