MightySkins Protective Skin Decal Cover for Lenovo ThinkPad Twist S230U Convertible Ultrabook 12.5&rdquo; wrap sticker skins Vintage Flag This is NOT A HARD CASE. It is a vinyl skin/decal sticker and is NOT made of rubber, silicone, gel or plastic. Bonus! Free matching wallpaper Quick and easy to apply Protect your Lenovo ThinkPad Twist from dings and scratches Removable, no sticky mess guaranteed!