Bring the heat without overheating in the Warm Cube Active Novus Jacket. This innovative synthetic puffy offers warmth when you want it and when you need it in Marmot's lightest, featherless jacket to date-perfect as a go-to active winter piece when you're stopping, and especially when you're going in the cold. Warm Cube Active insulation tech regulates internal temps by circulating air through the jacket while you're moving and trapping heat inside internal cubes so you stay warm when you come to a halt. Throw on a shell and you're ready for bell to bell resort laps. Features. 3d Warm Cube prevents down fill from while trapping heat in the surrounding air channels. 100% Recycled Nylon Liner with 3m Thinsulate Featherless Insulation keeps in heat even when wet. Thermal R synthetic insulation. Gusseted underarm for easy moving. Zippered hand warmer pockets. Adjustable drawcord hem. Materials. 100% Pre-Consumer Recycled Nylon, Ripstop, 51g/sqm. Colour: multicolour