Keep your toes toasty down to 1.4°F with these brilliantly insulated safety wellies. They feature a steel toecap and pierce-resistant midsole to protect you from nasty site hazards. The orthopedic antibacterial footbeds offer superb arch support, keeping you comfortable during those marathon shifts. Being completely silicone-free and waterproof, they are the ultimate choice for cleanrooms or muddy fields alike.