Viking VW49T Tall Miner 49ER Mining Boots. NEW Snug Fit design and ergonomic orthotic insole, plus the optional felt insole to adjust fit. ASTM MT/75 metatarsal protection. CSA Class #1 steel toe and plate. CSA Omega – electric shock resistant. NBR rubber boot with cotton canvas lining. Nitrile oil, chemical & slip resistant lug sole. Achilles tendon & ankle protection. 16“Tall. Available in sizes 6-14. Sold as pair.