A: These are insecticide tags not identification tags. They are meant to be put in during fly season only. Please use an identification tag to write on.

A: Hello, Thank you for your question. Per the vendor, "Insecticide tags are not meant to be written on. These are a temporary tag that release insecticide. Please use an identification tag for writing identification numbers."

A: These are cattle tags.

A: Hello, Summer Season: To control horn flies for about 3-4 months, and to aid in the control of face flies, apply 1 ear tag per animal in late spring. To control horn flies, face flies, lice, Gulf Coast ticks and Spinose ear ticks for 4-5 months, and to aid in control of stable flies, black flies, house flies and small horse flies, apply 2 tags per animal (1 in each ear) when flies first appear in spring. Apply 2 tags to large bulls for optimum horn fly protection. Winter Season: For season-long lice control, apply tags in late fall. To control biting lice, short-nosed sucking lice and in control of other sucking lice, apply 1 tag per calf or 2 tags per mature animal (1 in each ear).

A: Aids in control of sucking lice, stable flies, black flies, house flies and small horse flies

A: Yes these come with male buttons.

A: The Y-TEX Python Insecticide Cattle Ear Tag are to be worn in the ear.

A: 12 to 15 weeks

A: Harmful if swallowed. Yes, they can swim with them.

A: These tags are all wrapped together. Once opened, use what's needed to and reseal very tightly. They will not be guaranteed effective, once opened and resealed.