Protective Base Layers - Stay Warm, Dry and Protected

Breathable, cooling technology and thermal protection all-in-one The Dynamic Air Baselayer is made out of Portwest's innovative moisture wicking fa...

Outstanding breathable insulating technology and thermal protection  These Portwest Dynamic Air Thermal Baselayer Leggings offer enhanced thermal p...

Breathable insulating technology and thermal protection  This Portwest Merino Wool Thermal 1/4 Zip Baselayer Top offers enhanced thermal protection...

Soft, insulating technology and thermal protection  These Women's Thermal Baselayer Leggings offer enhanced thermal protection, ideal for colder co...

Breathable insulating technology and thermal protection  These high content Portwest Merino Wool Thermal Baselayer Leggings offer enhanced thermal ...

Breathable insulating technology and thermal protection  This Portwest Thermal Short Sleeve T-Shirt comes in a traditional cut that offers optimum ...

Breathable insulating technology and thermal protection  This Portwest Merino Wool Thermal Crewneck Baselayer Top offers enhanced thermal protectio...

Breathable insulating technology and thermal protection  The Women's Thermal T-Shirt Long Sleeve Baselayer offers optimum warmth at all times. The...