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. 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. Features: 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 UNDER FOOT CHASSIS™ 2mm Natural Rubber Shell Self Hardening Layers Of Epoxy Impregnated Material Operate in Temperatures 85 to -5 F