These are on clearance and there are plenty available. There are 4 more slots similar to the one in the photo. They are on the left as you walk in. Seems to be only the two grey versions and they are …
Bunnings Midland WA have these pools on clearance sale for $25 from $48.90. Product Description: This pool set is easy to set up, simply choose a flat surface outdoors and inflate the top ring …