Grubs PTARMIGAN 5.0™ Lace Up Ankle High Neoprene Welly Boot

Meet the Grubs PTARMIGAN 5.0™ lace-up ankle boot — a versatile, all-season welly designed for outdoor enthusiasts who demand warmth, grip, and rugged durability on varied terrain. Perfect for hikers, fieldwork, and everyday outdoor activity, it combines advanced insulation with reliable traction for year-round comfort.

• 5MM INSUFOAM-ULTRA™ Neoprene with Ankle Height Rubber: provides warmth and a comfortable, flexible fit around the foot and ankle.
• UNDERFOOT CHASSIS™: delivers a stable, sure-footed platform on uneven ground for confident footing.
• 6mm NITROCELL™ Footbed: plush cushioning with microscopic nitrogen bubbles that insulate and soften landings.
• SUPERDRI™ Lining: moisture-wicking, fungus- and rot-proof interior that keeps feet dry and odor minimized.
• VIBRAM® MULTI-SPORT OUTSOLE: lightweight, self-cleaning rubber outsole that sustains grip across surfaces and higher ground.
• Reinforced Toe & Ankle: extra protection to withstand daily wear and rougher terrain.
• Comfort Range: engineered for use from -20°C to +20°C, enabling dependable performance in varied conditions.
• Heritage & Innovation: built with VIBRAM® expertise; Grubs pioneered VIBRAM soles on rubber boots in 2006, combining performance with lasting durability.

The PTARMIGAN 5.0 is engineered to keep you moving in unpredictable conditions. Its warm insulation, moisture management, and secure grip make it ideal for cold early-morning hikes, damp woodland trails, muddy fields, coastal rambles, and demanding outdoor chores. With reinforced protection, a comfortable footbed, and a dry, odor-resistant lining, this boot supports comfort and endurance from first light to late day, season after season.