Insole: Moisture-Wicking Removable Footbed on Reinforced Bi-Fit Insole Platform
Shank: Triple Ribbed Logger
Outsole: Thorogood's Exclusive Vibram FIRE & Ice ATS All-Terrain Sole
Special Features: True Technical Hiking Construction and Comfort in a Tough NFPA 1977 Certified Boot, Kevlar Thread and Lace, Meets the Requirements of NFPA 1977 Protective Clothing and Equipment for Wildland Fire Fighting 2011 Edition, UL Certified