The ultimate insulator engineered to keep you warm. Featuring featherlight PrimaLoft® gold insulation active encapsulated by a clean, technically simplistic design providing the ultimate warmth to weight ratio. Designed to fit seamlessly under any Sonic jacket, allowing freedom of movement and creating the perfect interface for optimal performance.
- Ultra soft 20d nylon face fabric with DWR finish
- Mapped PrimaLoft® Gold Insulation Active • 100g
- 15d ultra breathable nylon lining
- 7 inch side pockets
- Seamless integrated layering design
- Lifetime warranty