Spiked flat bars on top
(on every bar or each 2 bars).
Spiked flat bars on top
(on every bar or each 2 bars).
Jagged edge bar on top.
With barbed wire (2-3 rows or more) and right posts.
With concertina (razor wire) and suitable posts.
With upper part of fence inclined.
Strut (inclined post for big heights).