Dare Products 2027 036764 T Post Top'R Safety Top & Electric Fence Insulator (10 Pack), Yellow Protects horses and other valuable livestock from sharp jagged t post tops Large heavy-duty cap/insulator can be installed with wire holders facing front back right or left Holds wire poly wire poly rope and poly tape up to 1.5 inches Fits all t-posts and can be nailed on top of wood posts features UV Inhibitors for all weather performance Molded high density polyethylene