A load securing system comprises a tensioning member (18), and a securing member (22) on the tensioning member. First and second containers (12) can be arranged adjacent each other in an array of containers. Each of said first and second containers has a cooperating formation (28) to cooperate with the securing member. The tensioning member can extend across the containers to the aforesaid cooperating formations, and the securing member can be secured to the cooperating formations. The tensioning member can be tensioned to secure the first and second containers to each other.