NIOSH-Approved N95/N99 Masks for about $1 Get them now!
This handy 2-sided wallet-sized (3-3/8" x 2-1/8") cards are made of robust plastic and are a terrific way for your employees to remember the symbols and numbers used in the National Fire Protection Agency (NFPA) standard 704 "fire diamond" as well as the HMCIS four color bar system. They are durable and inexpensive enough that you can provide one to each employee! Sold 25 per package only.
For a similar card specific to the NFPA system, see item # 01277.