Bug Stomper Spray & Wipe is a ready to use product. Help your horses graze in peace with Bug Stomper Spray & Wipe fly protection. This easy-to-use horse spray has a classic citronella scent and is a pyrethrin base insecticide. Pyrethrin is an extract from the daisy flower family. It is formulated to kill and repel a variety of flies, mosquitoes, and gnats, all while conditioning your horse's coat when brushed out. Give your pal the protection he or she deserves. This protective solution is available in both single quart spray bottles or may be purchased by the case. Cases include 12 quarts with individual trigger sprayers.