Fits all standard T-posts (1.25-1.33 lb). 360 degrees mounting with 6 positions. Intuitive 1-piece design. No pins to lose. Use for in-line, corners or ends. Easy "Weave-in" wire installation fits: Poly Rope - Poly Wire - Steel / Aluminum / High Tensile Wire - Barbed Wire (Single and dual strand).Molded from UV-Stabalized, HDPE.In-Line as well as T-Post corner insulator.Proudly "Made in USA"Colors: Orange, Black and White25 to pkg