Whats the best approach to layering cycling kit for cold weather riding, and are there any specific materials or brands that are superior in extreme conditions, such as temperatures below 0°C or in wet and windy conditions. Is it better to prioritize breathability or wind resistance, and are there any differences in approach for different types of riding, such as road, mountain, or commuting. Are there any specific features to look for in cold-weather cycling kit, such as moisture-wicking properties, thermal insulation, or water repellency, and how do these features impact the overall performance and comfort of the kit. Are there any notable differences in cold-weather cycling kit for different body types or riding styles, and how can riders determine the best approach for their individual needs.