The North Face® ThermoBall™ Eco Jacket is lightweight, pack-ready, and perfect both on and off the trail. Stows into its own hand pocket. Slim fit has a modern cut that hugs the body while still leaving room for movement. PrimaLoft® ThermoBall™ insulation • PrimaLoft® ThermoBall™ insulation is a synthetic alternative to traditional down insulation. • Warmth and compressibility equivalent to 600-fill down. • Round synthetic insulation traps and retains heat within small air pockets. • Insulative property is retained even when wet. Color shiny matte black / size Medium