The rubber band isn't to hold the bait, it's the lure. They can see black yarn coming sometimes. Having a rubber band makes you look more legit than a bare hook.

I'll leave some sandshrimp containers on the bank for you Parker. I won't be using them there of course but I've got some old ones sitting on the floor of my car stinking it up. I'll just clean out the floor of my car and dump them in a pile along with some empty Schlitz cans, one flipflop and an ashtray full of roaches and newport menthols cigarette butts.