FSI FOOTWEAR SPECIALTIES INTERNATIONAL NAUTILUS Nautilus 2489 Womens Velocity Slip Resistant ESD Work Shoe - Carbon The Velocity features a breathable mesh and synthetic upper a lightweight Carbon Nanofiber composite safety toe and CSD-Edge outsole/midsole technology with consistent ratings in the 1-10 megohm range. These updated styles will appeal to your need for comfort and safety while on the job.