Orientation labels are used to notify personnel how to handle your package. These Red Arrow Up labels provide an easy-to-see marking, alerting personnel which direction faces up. Use these labels if you are shipping liquid substances, or substances that require a stationary position. All packages containing liquid substances require an orientation label when transported via air, ground, sea.  These labels conform and meet the requirements under DOT CFR 49, ICAO / IATA and IMO / IMDG guidlines for shipments by air, land or sea. Labels measure 3" x 4" in., made of pressure sensitive peel-off heavy weight coated paper with fade-resistant UV-inks for maximum durability. Use these Red Arrow Up labels if you you're shipping liquid substances.