Once you’ve tried this bodywarmer, you won’t leave home without it. It’s the versatile extra layer Â– over your sweater, under your jacket, zipped, unzipped Â– that lets you adapt to the work and the weather. Windproof, reflective, snug, hard-wearing Â– it’s your handiest item of winter kit. OXFORD POLYESTER. OXFORD POLYESTER.100% Polyester .Relective trim. Windproof. Zipped chest pocket . Internal pocket. Two side entry pockets.