Whilst supplies last, Lowes.com features this St. Nick's Choice 9' Artificial Tree Storage Bag with Wheels available for sale for $7.49 with free in-store pickup. This storage bag was selling for $20 yesterday. At this price, these will sell out fast in main city locations rapidly.
Note - the cost on this item differs by place. Not all Lowes locations get it right down to $7.49.