Constructed from strong 275#/ECT-44 singlewall kraft corrugated. Holds 4 – 1 quart containers; UN Number: 4G/Y15.9/S; Use these containers to ship your own cans; Cartons are printed with mandatory warning information; ”This side up” arrows are printed on 2 sides of the carton; Cartons ship and store flat to save space; In accordance with CFR 49 178.601B, shipper is responsible for choosing the correct packaging for product and for final closure. CONSULT APPROPRIATE REGULATIONS. This product is equivalent to part number: S-7448. Sold in a quantity of 25 per pack.