Item code: 239519
Heatseeker is The North Face’s take on synthetic insulation. Utilizing lots of small diameter polymer fibres, Heatseeker traps air within the insulation, resulting in warmth with minimal bulk.
ThermoLite is a hollow core fibre insulation technology developed by Dupont. Garments that use Thermolite insulation offer comfort and warmth without weight, meaning a greater freedom of movement.