Check the listing for details. VetGun VetCaps AIM-L Soft Gel Caps Liquid Parasiticide Fly Lice Cattle 30 Pack. Condition: New. Listed at 93.36 USD. VETGUN Vetcaps *30 Count Pack* VetCaps are softgel capsules containing liquid parasiticide for horn fly and lice control in cattle over 600 lbs. VetCaps are fired from a VetGun (sold separately) at a range of 15' - 30' away. Capsules burst upon contact with the animal to deliver insecticide in a similar way to pour-on products. Simply aim, shoot, and treat. The tell-tale fluorescent orange spot will tell a producer the product is on the animals hide. Each VetCap contains 10 ml of lamda cyhalothrin with piperonyl butoxide. Apply one VetCap per animal. When tested, VetCaps provided effective horn fly control for 4 weeks. Cattle are easily treated while milling around or feeding, without added stress or labor. Allows one person to easily apply insecticide from horseback, pickup, ATV, or while on foot. Saves time and puts you in control of when and where you treat your cattle. *UNABLE TO SHIP IN COLD WEATHER*