For flawless performance in the most demanding conditions, slip into the Baffin Barrow -100GEL Polar Proven Steel Toe Boot. Featuring the B -TekTM insulation and waffle -comb footbed, the shoe traps warmth and keeps the cold out. This shoe has the GELFlex midsole that prevents fatigue. The cinched lacing system allows a coverall to fit over the boot while you go about your tasks. The boot is equipped with an inner boot system that wicks away moisture for a warm and comfortable feel. An oil and acid resistant Oarprene base, steel toe, and plate add to the functionality. Comfort-rated inner boot system at -148°F Oil and acid resistant Oarprene base, steel toe, and plate Micro-cellular waffle footbed Double aluminum insole GelFlex midsole Cinched lacing system Rust-resistant hardware Oil and acid resistant lace and stitching throughout Shaft Height: 15.5" Circumference: 19" Fit: True to Size Insole: Double Aluminum Upper: Seam-Sealed Leather Imported