Opti-Force Fly Spray

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$19.99 to $72.99


MannaPro's Opti-Force Fly Spray is a long-lasting, strong insect repellent that keeps biting flies, mosquitoes, and other harmful pests away from your horses and ponies for up to fourteen days with one application! Resistant to sweat and weather, this spray provides continuous protection for two weeks, or until you wash your horse again. Opti-Force Fly Spray provides swift knockdown power for gnats, flies, and mosquitoes, who can can carry serious diseases - two weeks of protection from dangerous pests.


Opti-Force Fly Spray made by MannaPro is a cypermethrin based insect repellent that  can be used on horses and ponies and repels mosquitoes, gnats, and flies. 

  • Long-lasting spray provides up to two weeks of protection
  • Repels mosquitoes, gnats, and flies
  • Resistant to sweat and weather - provides protection even after rain


FarmVet Tip: 
Brush or shampoo your horse before applying the spray - brush again after application to ensure thorough coverage.


  • Apply Opti-force Fly Spray with caution. Avoid eyes, ears, nose, and mouth
  • Apply to face only with a wipe or towel
  • Avoid food and water contamination - not safe to consume.
  • Wear gloves when applying this product
  • Keep away from children


Cypermethrin - 1%, Other ingredients - 99%

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