R-DRY waterproof membrane MEGAGRIP® PRO sole and wide fit Characteristics 8 inch wide fit premium boot Saline treated full-grain waterproof leather Waterproof and breathable R-DRY membrane NANOTOE® carbon fiber protective toecap Ultra-resistant TPU PARESHOK bumper toe Flexible and confortable INTERGUARD 2.0 internal metatarsal protector Double padded V-shaped collar for ideal comfort and mobility Hooks and speed-lace eyelets for quick and optimal lacing adjustment Quadruple stitches for durability VIBRAM® MEGAGRIP PRO rubber outsole for added slip resistance on wet rock and stainless steel Non-metallic puncture-resistant insole Direct-attach PU midsole Dual Density sole with composite shank for improved arch support Comfortable and breathable ORTHOLITE footbed Protection against electrical hazards Technologies INTERGUARD 2.0 VIBRAM MEGAGRIP PRO™ sole R-DRY membrane Certifications CSA Z195-14 (Green Triangle) CSA Z195-14 (Orange Omega) CSA Z195-14 (Metatarsal Protection) ASTM I-75 ASTM C-75 ASTM PR ASTM MT-75 ASTM EH