The boulder has quite a tall north face, which is usually top-roped, but there are a few boulder problems on its south side which are shorter.
When facing Mommys Boys look right, there's a cave, the right wall of which is Bat Boulder.
Browse More Classics in Bat Boulder
Mountain Project's determination of some of the classic, most popular, highest rated routes for Bat Boulder:
Jam Crack V-easy Boulder
Featured Route For Bat Boulder