Grubs Frostline High 5.0

The Grubs Frostline 5.0 High 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. The Frostline boot is an ideal choice for both work and leisure activities. Constructed with Grub's 5.0™ thermal technology, the Frostline 5.0 is the perfect boot for the field and the comfort and warmth will allow you to keep competing in all forms of outdoor leisure & sport. Read more about the benefits of insulated boots here. Grubs Frostline High 5.0 Insulated Boot Highlights: Full Height for superior leg protection and warmth. 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 t