These Dangerous Goods Excepted Quantities Labels may be used for packages containing excepted quantities of dangerous goods / hazardous materials. These labels are required in the U.S. if shipping by air, and may sometimes be used for ground shipments. These labels include an area to write your Substance(s) in Class(es) and write the Name and Address of Shipper and Consignee. These DOT labels conform and meet the requirements for domestic and international shipments under CFR-49, ICAO, IATA, and IMO / IMDG. Labels measure 3" x 2" and made of pressure sensitive peel-off heavy weight coated paper with fade-resistant UV-inks for maximum durability.