Grubs Frostline Mid 5.0 Boot

The Grubs Frostline 5.0 Mid-Height Boot combines cutting-edge comfort and durability for all your outdoor adventures. Perfect for fieldwork or outdoor sports, these boots are crafted with Grub's 5.0 thermal technology to provide superior warmth and comfort in various conditions.

Features:

TRAK Sole with Hexzorb Technology: Offers exceptional grip with strategically placed lugs for propulsion and a prominent heel for braking stability.
INSU-FOAM ULTRA Bootie Construction: Acts as a neutral barrier against the elements, using ultra-stretch material with a 300% stretch capacity for a secure, comfortable fit.
Moisture-Wicking Liner: Terry knit lining keeps feet dry and comfortable during extended wear.
Removable 6mm NITROCELL Footbed: Provides enhanced cushioning and insulation with a nitrogen bubble structure.
HIGHLOFT Liner: Adds extra warmth for cold-weather conditions.
Mid-Height Design: Ensures easy slip-on, slip-off performance, ideal for convenience and versatility.