358 extra high security Nsush made from a type of strong welded mesh panel with small mesh opening. O siri ezigbo ike ịbanye ma sie ike ịwakpo site na iji ngwa aka nkịtị. Nwere atụmatụ nke mgbochi ịrị elu na mgbochi ịcha. Aha nsu 358 si na ya panel mesh oghere 3″ × 0,5″ × 8 nlele – ihe ruru 76.2 mm × 12.7 mm × 4 mm mesh opening.