ZING 1920S Eco Safety Label, Warning Biohazard Authorized Personnel Only, Recycled Polystyrene Self Adhesive,5" H x 7" W, Black on Orange (Pack of 2) Complies with OSHA regulations and is required in areas to identify regulated waste Resistant to solvents, moisture, scuffing, and UV exposure Made from 70% post-industrial recycled polystyrene and supports leed credits Label measures 5" x 7" Made in the USA