The inner layer can be a thin long-sleeved T-shirt or even just a short-sleeved one, it's warm enough!! The soft, lightweight material makes it easy to put on, take off, and carry around, and the kids loved it. It's still in great condition, so please consider it. ・Standard build, the following is the sizing: Younger kids look big and cute Middle kids fit a little loose Older kids fit just right #Bayflow #Kashwere #BarefootDreams Pattern/Design: Print (logo etc.) Hood: No hood Season: Winter Season: Winter, Autumn