I was skeptical. I bought a two-pack, one for our in the backyard and one for theedicine cabinet. Instead I now carry one in my purse and all the kids want to carry the second to school. I need to order more!I have MCAS, so as soon as a bug bites me, my immune system kick into overdrive and I itch and swell and bleed. Now, the moment the burn of a bite hits, I section out the bite and haven't had to take a single Benadryl for a big bite since!See full review