As one of its daily deals, Sierra Trading Post offers the Mountain Hardwear Enterprise Backpack in four colors (Shark/State Orange pictured) for $39.95. Coupon code "ALGRAVY5" nabs $3.97 for shipping. That's the lowest total price we could find by $32. It features a large main zip compartment, several smaller zip compartments, and a 15" tablet sleeve. Deal ends today.