Most spider remove their molts out of the there hides or where they molt to keep every thing clean and also to protect themselves from predators.
They sometimes "eat" their molts to get the moisture out, also to make it difficult for the owner to sex their spiders.
Funny enough my Female
L.klugi molted 7 days ago. she was 24cm before she molted out, give or take a bit.
Here is a picture of her molt.
DSC_0363.JPG
DSC_0379.JPG
Some people give there spiders toys to play with like ping pong balls or a foam blocks.
You do not have the required permissions to view the files attached to this post.