PowerFit Comfort System: A comfort system that uses ergonomically designed elements to supply movement and provide critical support for long-lasting comfort. Alloy Safety Toe: Lightweight, asymmetrical-shaped toe cap that meets US safety standards including ASTM F2412-18a and ASTM F2413-18 I and C impact and compression safety standards. Timberland PRO Rubber: Heat-resistant, durable rubber compound offers enhanced slip, oil and abrasion resistance. Electrical Hazard Protection: Provides secondary underfoot protection against live electrical circuits, electrically energized conductors, parts or apparatus and meets ASTM F2412-18a, ASTM F2413-18, ASTM F2892-18 standards. Women's Fit: Made specifically to fit women's feet comfortably/ Women's sizing 5.5-10, 11 Medium or Wide.