Bet you didn’t know that did you? I didn’t either, but it is! And, you can get a pattern to either knit or crochet helmet liners for our troups, here: http://yarnheaven.com/knithelmetliner.html
The crochet version is here: http://yarnheaven.com/crochetedhelmetliner.html
It’s a wonderful way to express your appreciation for our troops who are enduring cold, cold weather overseas.
I rarely understand why something becomes a trend in crafting. Gnomes and geese are both cute I guess, but I never thought we’d be making them for all seasons. (See, for example, this collection of