Each tag includes a male button for attachment.Warrior™ is a unique 40% organophosphate ear tagwhich releases a patented, synergized formulation of30% diazinon and 10% chlorpyrifos. Controls horn flies(including pyrethroid-resistant populations), biting lice, sucking lice, Gulf Coast ticks,spinose ear ticks, and aids in control of face flies, stable flies and house flies. Ideal for rotationwith PYthon™ to help manage horn fly resistance to insecticides.