Skip to Main Content Skip to Footer Content

Grubs® Frostline Mid 5.0 Boot

Skip to Cart
Grubs® Frostline Mid 5.0 Boot
The Grubs Frostline 5.0 Mid Height Boot featuring the TRAK™ sole with Hexzorb™ shock-absorbing technology. This sole has small lugs front & rear to provide good 'push off' grip and a prominent heel for 'braking' grip.

  • Mid-Height giving better slip-on, slip-off performance
  • INSU-FOAM ULTRA™ - Containing a polyester fleece lining combined with Grub's HIGHLOFT™ liner for ultimate in warmth and comfort
  • 5.0 TECHNOLOGY™ - A moisture wicking terry knit liner for ultimate dryness and stretch-ability
  • Removable 6mm NITROCELL™ footbed - A nitrogen bubble structure increases the cushioning and insulative properties of the foot bed
  • SUPER-DRI™ lining
  • 2mm Natural Rubber Shell
  • Self-Hardening Layers of Epoxy Impregnated Material
  • Operate in Temperatures 85 to -5 Fahrenheit
  • TRAK™ sole featuring Hexzorb™ shock-absorbing technology

Product Reviews
Product Q&A
Brand Grubs
warning alert Attention California Residents – Proposition 65
WARNING – Cancer and Reproductive Harm –