B173 Dynamic Air Baselayer Top Charcoal

Anyone who spends real time outside in winter knows the secret is what you wear underneath. The B173 Dynamic Air Baselayer Top sits next to your skin, traps warmth and moves moisture away — the invisible layer that makes cold-weather work and winter walks genuinely comfortable.

Why You'll Love It

• Genuine insulation keeps you warm through long hours outside in the cold
• Stretch fabric moves naturally with your body through every bend, squat and reach
• Lets sweat escape during physical work, so you stay dry from the inside too
• Quick-dry fabric wicks moisture and dries fast after effort or drizzle

Key Features

• Breathable fabric to draw moisture away from the body keeping the wearer cool, dry and comfortable
• Provides insulation and thermal protection
• Seamless body mapped panelling for breathability and comfort
• Fast drying
• Designed with a comfort fit

Perfect For

• Winter work outdoors
• Hiking, hunting and cold-weather sport
• Skiing and winter weekends
• Under workwear on the coldest days

Product Details

• See variant options for available sizes and colours

Product Code: B173
Brand: Portwest