6379D Heat-Flow Knitted Fabric 400gsm color:Gray The knit construction provides natural

The knit construction provides natural flexibility and airflow

Weight (GSM): 300 gsm

The addition of spandex supports flexible stretch and recovery

Base Layers / Next-to-SkinAutumn–winter inner layers

Thermal Regulation: Suitable for transitional seasons and cool weather layering

6379D Heat-Flow Knitted Fabric 400gsm color:Gray The knit construction provides naturalDescription This performance knit fabric is developed using HEAT FLOW air fleece technology, engineered to deliver breathable warmth with lightweight comfort. The fabric features a soft fleece surface with a refined matte appearance and a smooth hand feel. A 3D air layer structure forms a dynamic thermal chamber that traps warm air while allowing airflow, helping maintain balanced warmth without overheating. The ultrafine micro pile fleece creates