COOFANDYMen's Wool Blend Coat with Detachable Plaid Scarfs Notched Collar Single Breasted Pea Coat Trench Overcoat

Is it any good for Winter season? Helps you with the cold?

How can a 100% polyester coal use the word 'wool' in its description over and over again? title: "men's wool blend coat", "classic wool"...

How is the sizing?

Is it water resistant?