|Occunomix Occulux Flame Retardant - Astm F1506 Vest ANSI Class 2 LUX-SSFG/FR. Background material is 100% Modacrylic with FR 3M reflective tape - Two 360* horizontal stripes plus two vertical shoulder stripes. Configured to meet ANSI Class 2 for conspicuity. Then we added FR binding, FR thread, and FR hook and loop closures to meet requirements for ASTM F1506. One outside pocket. Machine washable.