Off Clip-on Mosquito Repellent Refills 2 Packs 4 Total Refills New Sealed HTF Sale is for 2 packs, 4 totally refills. They are new, sealed in the packages, just two different types of packaging. Each refill provides 12 hours of head to toe protection. Does not include the clip on fan unit- sold separately. Mailed from a smoke free home. Thanks for checking out my closet! I am happy to review all offers! Tags: outdoors, pest repellent, mosquito repellent, protection