The Reebok Work Fusion Flexweave Work EH Comp Toe work shoes maximize flexibility with Floatride foam and feature a durable safety toe to protect you all day. Style Number: RB4317 XTR Brand Composite Toe Work Sneakers Meets ASTM F2413-18 I/C (Impact and Compression), EH (Electrical Hazard) Safety Standards. Ultraknit and Flexweave upper for lightweight and durable support. Flexweave technology knits supportive fibers in an 8 shape design to add a strong and flexible structure.