There are many winter jackets for tall men that come in grey color, but here are some examples that you might like:

1. L.L.Bean Three Season Waterproof Bomber Jacket: This jacket is made of recycled polyester and has a waterproof and breathable membrane. It has a fleece-lined collar, adjustable cuffs, zippered pockets, and a drawcord hem. It comes in tall sizes from M to XXL and has a grey color option.
1. Peter Millar Flynn Classic Fit Wool Blazer: This blazer is made of wool and has a classic fit with notch lapels, a two-button closure, flap pockets, and a chest pocket. It comes in tall sizes from 42 to 50 and has a charcoal grey color option.
1. American Tall Carman Quilted Jacket: This jacket is made of nylon and polyester and has a quilted design with a stand collar, a snap placket, side pockets, and an interior pocket. It comes in tall sizes from M to 3XL and has a light grey color option.

Remember to always check the size charts, reviews, and return policies before buying any clothing online. You can also look for other options that suit your style, budget, and preferences. I hope you find a winter jacket that keeps you warm and comfortable.
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