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 polywire polyrope and polytape 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.Dimensions (L x W x H):1 x 1 x 1- Package of 10.