Synthetic insulation made from reprocessed and recycled materials, which is distinguished by its water-repellent properties. The synthetic fibre fill is characterised by medium resilience and high breathability, yet dries quickly.

Jack Wolfskin brand material 100% windproof. It features a three-layer construction with an additional inner layer to ensure thermal comfort. The material protects against wind and cold and does not soak up water. It is also flexible and comfortable.