...colorful, wool socks (we always slipped plastic bread bags over our socks & then into our boots if we were going to be out in the weather)
...matching scarf, hat, mittens
...chap stick or lip balm
...cold weather hand cream/lotion for face, etc.
...those things you slip over boots to help grip on ice or snow
...Cocoa Mixes, hot cider, Soup Mixes & Mug Mixes to make at work