1The electronic piano cover is made of highquality composite material, durable and washable. 2Adjustable elastic cord and stretchable material help to fit perfectly and easy to uncover. 3The cover is designed to prevent dust and moisture from settling on your instrument, essential to protect the digital piano or keyboard from dust and other hazards. 4The tensionable cord at the bottom can firmly cover your keyboard, better protecting your piano. 5There are 2 types of electronic piano cover, bettter to meet your various needs to provide better service. Item Type:ElectronicPianoCover Material: Composite cloth Expanded Size of Ruler Product (Measured on the piano): Approx. 100 x 39 x 18cm / 39.4 x 15.4 x 7.11inch (61 keys) Approx. 130 x 29 x 15cm / 51.2 x 11.4 x 5.9 inch (88 keys) 1 x ElectronicPianoCover