This design features Genuine Grip slip resistant rubber outsole with superior grip. Shock absorbing polyurethane mid-sole for extra comfort. Walking On Air Dri-Lex Polyurethane footbed to reduce fatigue. It's oil & water resistant, and has a steel toe. It also features a flexible soft insole board, ergonomic design with wide fit, and electric shock resistance. Designed for most hazardous areas where employees are standing, walking, pushing, pulling, or carrying items over Ggreasy, wet, and oily floors. Passed ASTM F 2412-05/ASTM F 2413-05. Performance Requirements for Foot Protection for Class I/75 Impact and Class C/75 Compression and EH Rating.