lined jeans

Who Sells Flannel Lined Jeans? Levi’s 550 Pro Workwear Flannel Lined Jean Jeans. How warm are flannel lined jeans? Flannel is a medium-weight cotton fabric with a napped finish, and it feels incredibly soft and warm. It’s also breathable, so you won’t overheat, and when combined with durable cotton denim, you’ve got a comfortable pair