2011new design Silicone keyboard new and best selling keybard water-proof,hot to defend ... and more comfortale than traditional hard plastic keyboards. Information:Silicone keyboard ( Patent No.0128060 13 )material :Siliconekeys:109 keys, three keys ... versions color :Black, white , grey, yellow, red,blue & green availablekey stroke life:20 million timescomputator :Compatible with Windows 98/NT/ME ...