SKU 9554424 Your feet will be more than covered and comfortable wearing the Shoes for Crews™ Sentry soft toe safety boot. Electrical Hazard Protection (EH Rated): Equipped with electric shock resistant soles and heels, capable of withstanding 18,000 volts. Slip, oil, and clog-resistant outsole meets ASTM F1677, ASTM F2913, SATRA Testing. Customizable boot height. Triple-injection construction. Specially molded footbed for supportive all-day comfort. Rubber easy-to-clean upper. Textile lining and insole. Synthetic outsole. Imported. Product measurements were taken using size Men's 9, Women's 10.5, width Medium. Please note that measurements may vary by size. Measurements: Weight: 2 lbs 8 oz Circumference: 17 1⁄2 in Shaft: 12 in View Zappos.com Glossary of Terms Shoes for Crews Sentry