Check either online or by phone at the location you wish to shop at. Remember you have to be a member.
The ones I have seen are rectangular square and round in varying sizes. They go fast so I would call your store and they can see if they have any in the size you want.
Call the specific store you want to shop at. Each store will have a different selection.
They had some last week but you never know if they ran out during the holidays.
Thanks! Your answer is awaiting moderation.