LaCrosse Men&rsquo;s Insulated Pac 12&rdquo; Steel Toe Work Boot 100% Rubber Rubber sole 100% waterproof and ozone-resistant rubber Steel toe meets or exceeds ASTM F2413 M I/75 C/75 EH Foam-insulated footbed 9mm wool-felt midsole Steel shank for arch support Ankle-fit design and rigid contoured heel counter Rubber protective toe cap