These containers are for safely shipping hazardous material containers, individual cartons and kits. Boxes available are specifically created to fit paint cans, F-style cans and plastic jugs, as well as bulk paint cans, plastic jugs, foam inserts and locking rings. Foam Shipper Kits contain everything you need; an assembled carton, foam insert and container. Cartons are manufactured from 275#/ECT-44 test corrugated cardboard with mandatory warning information printed on the outside. The containers are all UN/USA D.O.T. approved.