Lightweight construction: Reduces bulk for comfortable layering
No backing: Enables direct wear or layering for greater versatility
Moisture wicking: Hydrophobic properties repel sweat for dry comfort
Breathable and temperature regulating: Maintains warmth without overheating
Durable and OEKO-TEX certified: Withstands wear and ensures skin safety
Summarized by Shop
What is Alpha Direct fabric?
Polartec Alpha Direct is a popular insulation fabric because it is lightweight and has no backing. Made from low-density polyester fibres, it keeps you warm without feeling bulky. Unlike traditional Alpha insulation, Alpha Direct does not have a liner. You can wear it directly on your skin or layer it with