HQRP Elastic Keyboard Dust Cover for Casio LK-247 LK-270 LK300 LK-300TU LK-300TV LK-43 LK-44 LK-45 LK-46 Digital Piano Synthesizer + HQRP Coaster HQRP&reg; Keyboard Dust Cover plus HQRP&reg; Coaster; Dust Free Spandex Material Stretches to fit 61 or 76-key Keyboards; Comes Complete With a built-in bag, Plastic Cord and Locking Clasp; 200 days warranty!