Medium - brand new in box $50.

Any idea what shoe size would fit the medium Beatle? Thanks

8 to 9 1/2 according to the box..

still available....

The inside of the korker is 12 inches max.
Measure your wading boot from the "furthest points" of the toe to the heal. If it is more then 12 inches the a medium is small.
Size 9 wading shoe has a 12 inch length