A CASE OF THE FRUIT FLY BARPRO FEATURES 10 INDIVIDUALLY WRAPPED VAPOR STRIPS. SMALL HARD PLASTIC STRIP HANGS AND RELEASES TIME CONTROLLED VAPORS THAT ARE CLEAN AND ODORLESS. VAPORS SEEK OUT ALL INFESTATIONS AND POTENTIAL BREEDING AREAS KILLING ALL FLYING AND CRAWLING INSECTS AND PROTECTS AROUND THE CLOCK FOR UP TO 4 MONTHS. EACH STRIP TREATS A 200 CUBIC FOOT SPACE (5' X 5' X 8'). HANG IN FEEDING/BREEDING SITE OF TARGETED PEST. EPA REGISTRATION NUMBER 5481-348-87714