You can protect yourself from harsh weather condition with the use of trench coats. Talking of typical trench coats that help us to protect from the rain was a ten-buttoned, double-breasted long coat made with tan, khaki, beige, or black fabric. However, with the change in the fashion statement designers have come up with knitted wool trench coats to give us warmth comfort during the spine-chilling seasons. wool trench coats are more a trendy coats that give utmost comfort with their trendy look. It comes in a monochromatic range as well as has vivid color usage.