Green Keyboard Skin Protect Cover for Lenovo Ideapad U310 U300S U330P U330T U400 U410 U430 S300 S400 S405 S410 S415 S436 M490S Z400 S310 S40-70 M40-70 U31-70 E31-70 Made with durable non-toxic silicone material, healthy and environment friendly Great decoration for laptop, keeps your keyboard new and fashionable Keep out dirt, food, dust, liquid, and other junk from your keyboard Mute-typing, diminishes keystroke sound in libraries and conference room etc Multiple colors available: Black, Blue, Green, Red, Pink, Purple, White