Newegg offers the Microsoft 15.6" MT Laptop Backpack in Blue, model no. 39306, for $39.99. Coupon code "EMCAPKP72" cuts it to $19.99. With free shipping, that's tied with our August mention, $60 off, and the lowest total price we could find. It fits laptops with screens measuring up to 15.6" and features a front zipper compartment for cords and batteries, and a drop pocket for keys, coins, and glasses. Deal ends March 19.