Sharp-edged T-post tops can be dangerous to your horses and livestock, causing injury to the animals and expensive veterinary bills for you. American FarmWorks T-Post Safety Cap and Insulators for 1.25 and 1.33 in. Studded T-Posts protect animals from the sharp-edged T-post tops. These electric fence insulators fit 1.25 and 1.33 in. standard studded T-posts and accommodate any gauge wire and polytape up to 2 in. Made of UV-stabilized polyethylene, these yellow T-post safety cap and insulators hold tape tightly to limit movement. Ten electric fence post insulators come per pack so you have enough for your whole fence.