Winter weather can be so unpredictable. The day can go from sunny cold conditions to freezing rain dips at the flip of a switch. If you're looking for a reliable jacket to keep you warm and dry while on the go, we found a budget-friendly style that's inspired by a look worn by Sex and the City star Kristin Davis. At the top of the new year, Davis put together a rich mom-approved winter outfit - and her cozy Ralph Lauren coat was the star of the look.