Lenovo offers its Lenovo YC600 15.6" Notebook Backpack, model no. 78Y7300, for $59.99. Coupon code "USP1J47300" drops it to $41.99. With free shipping, that's the lowest total price we could find, outside of the mention below, by $4. Sales tax is added where applicable. It's made of water-resistant nylon and features multiple interior and exterior pockets, top handle, padded shoulder strap, and trolley strap. Coupon ends January 23.

A close price: Provatage charges $25.41 plus $16.95 for shipping.