Angelo says it is easier to use vinegar, something acidic or Lidocaine to numb the pain. He says the best time to enjoy the water is during low tide because the jellies are sucked out to deeper water. He also suggested wearing a rash guard or thick shirt to help protect against a sting.
Nothing is guaranteed to give you 100% protection from a tentacle's sting unless you stay out of the water.
"Kayaking is a really good option, that when you can see the jellies and not worry about getting stung by them," Angelo said.