... 3. foldable ,waterproof , dustproof , soft USB Foldable Flexible Keyboard Features:1.Full size keyboard with numeric keypad included2.Material: made by hight quality silicone ... , eco-friendly. SGS,ROHS pass.3.Anti-pollution:completely sealed ... ,network, bar, etc10.compatibility: IBM Windows 98/98SE/2000/ME/XP/Vista