This Suncast 99 Gallon Deck Box w/ Seat drops from $99 to $89 at Walmart.com. Plus, it ships for free. This is the best price we could find by at least $22! It features 99 gallons of storage space, a stay dry design, and offers added seating. It has 4.4 stars on 107 reviews thus far as well. Sales tax is charged in most states.