Windcheater is called outerwear, made in the form of a short jacket, sometimes with a heater, sometimes with a hood and having a fastener, often in the form of a zipper, which allows it to be completely closed from the wind and bad weather. Modern windbreakers are made of waterproof fabrics, or of leather, fur.
Biopur - generic name for many varieties of synthetic insulation obtained thanks to the latest advances of modern technology. The real situation is that bioph almost equal qualities with natural fluff, and some exceeded it. In particular, it is absolutely neutral material, completely hypoallergenic, capable of without any noticeable damage to its heat-saving properties, to move the washing or soaking.