The North Face Mens ThermoBall Jacket is an ultra lightweight and compressible insulated jacket which can be worn by itself in the cold or under a waterproof jacket for protection from the rain too and it packs away into its own pocket for when the sun comes out. ThermoBall™ insulation ensures you remain cosily warm and elasticated cuffs and an adjustable hem keep the chill out. This jacket will keep your core toasty in the coldest of conditions this winter. Features Lightweight, compressible, insulated jacket ThermoBall™ synthetic insulation Slim-fit Innovative bottleneck quilt pattern minimises cold spots and improves durability Durable fabric Exposed VISLON® centre front zip Internal elastic cuff Zipped hand pockets Internal zip pocket Adjustable hem Stows away in own pocket Specifications Fabric: 15D 33 g/m² 100% Nylon Ripstop with DWR finish Insulation: 13g Primaloft® ThermoBall™ synthetic insulation Lining: 20D x 20D 39g/m² 100% Nylon Taffeta Centre back: 72.4cm Glossary ThermoBall™ is an insulation technology designed by The North Face™ in partnership with PrimaLoft®. Created as a synthetic alternative to down, its small round fibre clusters closely mimic down clusters, trapping heat in small air pockets to retain warmth and resulting in lightweight, high performance insulation that works well in wet conditions.