The 16 Pac rubber work boots are ready for any grimy job. Their ozone- and abrasion-resistant ZXT rubber offers 100% waterproof protection. ZXT rubber is a premium compound of rubber with a high-tensile strength for greater tear resistance and durability. The Trac-Lite slip-resistant outsoles provide superior traction. The steel safety toes meet or exceed ASTM F2413-05 M I/75 C/75 EH. Contoured heel counters and Ankle-Fit design prevent slippage and provide more comfort when walking. The protective rubber toecaps offer added durability for conditions that require crawling. Top buckles adjust for a secure fit. Removable EVA insoles for cushioning comfort and steel shanks for support. Imported. Ht: 16. Avg. wt: 4.5 lbs./pair. Mens whole sizes: 3-16. Color: Rust. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Boots.