I use a 4/0 weedless Mustad. I also use a collar on my Hynee Hula worms. What is does is, 1- Prevents the worm from running up the line when u catch a fish,2-, The Hynee rig also prevents the worm from coming off the hook, and 3- Your worm will last much longer than the traditional method. Hyneejigs.com