Insole: Polyurethane Removable Insert on Flexible Non-Woven Double Insole
Midsole: Rubber
Shank: Steel Triple Ladder Shank
Special Features: I-Met® Metatarsal Protection. L-Protection™ Puncture-Resisting Insole Material. Built In Shin Guard. This utility and rescue and recovery protective ensemble footwear element meets the requirements of NFPA 1951 Standard on Protective Ensembles for Technical Rescue Incidents, 2007 Edition. ASTM F 2413-05 M/I/75/C/75 EH PR. Tested for and meets CAN/CSA-Z195 ELECTRIC SHOCK RESISTANCE. Made in USA by ISO 9001 Certified Shoe Company.