Get an extra 30% off this collection of already-reduced bags and duffels when you add code OCT30 at checkout at UnderArmour.com. A best bet is the pictured UA Roland Backpack, which drops from $40 to $22.99 to $16.09 with code OCT30. Other stores charge $34 for this bag. It's water-resistant and also features an abrasion-resistant material that helps keep it free of scratches or tears. Sign up for or log into a free UA account and you'll get free shipping. Otherwise, shipping adds $4.99. Sales tax is charged in most states.