Opti-Force® Horse Fly Mask Size:Horse size 5 mg/kg Riboflavin 10

5 mg/kg Riboflavin 10

Salicylic Acid

Omega-6 Fatty Acid (Flaxseed) 2

requiring the inner tanks to be undersized

Sticks and stays to undersides

Opti-Force® Horse Fly Mask Size:Horse size 5 mg/kg Riboflavin 10Equine Insect Control Fly Mask This product provides built in, invisible and odorless insect protection. Designed for the comfort of the horse, the mask repels mosquitoes, ticks, flies, and fleas and can fit horses weighing between 9001,200 lbs. Repels mosquitoes, ticks, flies, and fleas (including insects that cause Lyme disease and West Nile virus) Comfortable design keeps the mask off the face and away from the eyes Fits horses weighing between