I've only ever known cramming it inside and then crawling inside with it to try and get the duvet into place. I grew up in a family that had (home made!) blank

I've only ever known cramming it inside and then crawling inside with it to try and get the duvet into place. I grew up in a family that had (home made!) blankets and quilts, duvets were not a thing until I moved out on my own.