Boxes allow you to shop everything you need in one shot.

You can now take advantage of pre optioned boxes as well as customize your own boxes, and have it delivered on a weekly, bi-weekly or monthly basis - right to your home or office.

There are no boxes for this store yet
So you can go ahead and create your own private boxes for this store and have them available any time!
Just keep in mind that your new box will be connected to current store (which is Costco)