Image limit breaks when selecting a different date

Hey guys, I got a really weird bug and I’ve had trouble finding a solution through the search.

Whenever the selected date changes, the image limit breaks and displays all the extra related images.

Any help or prodding in the right direction would be much appreciated.

Issue happens when selecting a date on the price box: Make Me a Mountaineer: Winter Expedition Skills - Full Course

Here is my site Read-Only: