Pool safety fence:Sizes-4'(H)*12'(L), 5'(H)*12'(L),4'(H)*15'(L), 4'(H)*9'( ... detail information are as follows:1.The length can be 3', 6', 9', 12', 15' and so on with a pole ... be maed according to your requirements, so does the length.3.The parts of poles underground is 4"It is made ...