Oscar Jacobson Jamie Windstopper Jackets: The Jamie Windstopper from Oscar Jacobson a subtle rip-stop woven fabric with a Primaloft padding. These windproof jackets offer exceptional weather protection & work well alone or as a base layer under a waterproof jacket. The outer fabric offers stretch potential & the sleeve cuffs & hem have been elasticised to improve weather protection & customise the fit. Two lower front pockets are fully zippered & offer hand warmth or storage for a scorecard & accessories.