EPA approved, biorational insect solution for use on horses, beef and dairy cattle. Repels stable flies, horn flies, ticks, mosquitoes, no see ums, cockroaches and cattle lice. Less toxic but effective solution to get rid of pests. Active ingredients are naturally derived fatty acids, not toxic chemicals. Safe for horses sensitive skin has shown improvement for horses with sweet itch problems (hypersensitivity reaction to midge bites). Long lasting protection; only needs applied every 2-3 days. Non-sensitizing formula. No known resistance problems or known reactions on honeybees. Veterinarian owned company. Patented. Contains 5% octanoic acid, 5% nonanoic acid and 5% decanoic acid.