Galvin green diana insula jacketthe new insulatrade full zip jacket in 90polyester10elastane fabric gives exceptional warmth while still being incredibly lightweight and comfortablethe material allows the body to be thermally insulated with built in air chambers while quickly releasing moisture vapour and excess heatproduct featuresexcellent thermal insulation properties keep the body warm and comfortablemaximum breathability that enables the release of excess heat and moisturesoft s