The Nucleus Pull-On is a light-weight, two-tone fleece in a high-stretch double knit fabric for use as a mid-layer in colder conditions. A comfortable double knit fabric means that the Nucleus Pull-On can be worn as a baselayer in colder winter conditions. Key features include a high collar, Polygiene® STAY FRESH odour control treatment, and a YKK® deep venting chest zip and chin guard. Features: Weight: 305g10.8oz (size Large)   Double knit fleece fabric   Polygiene® STAY FRESH odour control treatment   High collar   YKK® deep venting chest zip with chin guard   Flatlock low-bulk seams   1 YKK® zipped chest pocket