Spare yourself the hassle of carrying the computer in your hand while commuting to work. Maybe not a good choice if you prefer lots of colour choices, but it does come in blue.
From Amazon
DICOTA - Mobile Accessories ECO Slim Case Motion 12-13.3 Inch Blue Denim
Technoworld PLC
Dicota Slim Eco MOTION 12 - 13.3" notebook case 33.8 cm (13.3") Briefcase Blue
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