Coghlan's Mosquito Coils, 2-packs w/10 coils per pk (20 Coils Total) - for Camping, Picnics, BBQ, Deck, etc - #8686 2 Packs of 10 Coils - 20 Coils Total Great for any outdoor activity! Each Coil Lasts Approx. 8 Hours Quick Working Mosquito Repellent