Labelmaster's Exempt Animal Specimen Labels can be used for shipping animal medical specimens. These paper labels comply with the requirements in International Air Transport, ICAO and DOT for marking the package orientation. The bright red label surface has outstanding chemical and abrasion resistance, and the backing offers a strong adhesion to paint, steel, fiber and plastic surfaces. These labels keep you in regulatory compliance, measure 2 1/4 x 1 3/8 in.