Description:High quality: durable silicon and rubber, soft and comfortable ,which is durableConductive Pad: Used as a conductive pad placed under the main button to contact the main boardAccessories: electronic keyboard accessories, you can replace old or damaged  conductive padsGift: For friends, family members who like piano, the most suitable festival, birthday giftIncludes: 1 Keyboard Conductive PadSize Chart:12 Keys: Length:16cm/6

30inch               Width:2cm/0

79inch13 Keys: Length:17

5cm/6

89inchPackage Includes:1 Keyboard Conductive PadNote:Please allow slightly errors due to manual measurement and different monitors