These plastic jug foam shippers are accepted by domestic and international freight carriers. Complete shipper kit includes: Pre-assembled carton, round plastic jug with cap and foam insert. The corrugated carton is made from 44# kraft corrugated and is printed with "this side up" arrows (on two sides) and mandatory warning information. UN/USA D.O.T. approved containers. UN Number 4G/Y22.2/S. In accordance with CFR 49 178.601B, the shipper is responsible for choosing the correct packaging for product and for final closure. CONSULT APPROPRIATE REGULATIONS.