Timberland PRO Men's 8" Siberian CSA Composite Toe Insulated Waterproof PR Work Boot Medium Brown - TB0A63PUEM4

  •  Asymmetrical composite safety toe

  •  Non-metallic puncture resistant plate

24/7+ Comfort Platform for springy, breathable & lightweight comfort

  •  OrthoLite O-Therm aerogel-infused footbed that creates a thermal barrier underfoot which blocks cold & maintains footwear temperature regulation

  •  Lightweight Hover Spring™ foam midsole provides industry leading underfoot comfort, flexibility, and durability

  •  Oil and slip resistant All-weather TPU outsole with deep lugs for mud and snow traction

  •  Premium full-grain waterproof leather with waterproof membrane

  •  600 grams of insulation for cold-weather comfort and heat retention

  •  Certified to -40C/-40F

  •  ExoSpine™ technology to provide lasting structure, durability, and improved heel fit

  •  Crampon and microspike compatible TPU shell

  •  Breathable and moisture-wicking flannel lining

  •  Non-metallic shank for structural support

  •  Cement construction for flexibility and durability and flexibility