Newegg offers the Swissgear Neptune 16" Laptop Backpack, model no. 28369060, for $42.99. Coupon code "EMCPCHA94" cuts it to $28.99. With free shipping, that's the lowest total price we could find by $16. It fits laptops up to 16" and features three compartments, mesh side pockets, and a soft-grip padded handle. Deal ends August 4.