Boys' Columbia Powder Lite Mid Puffer Jacket size Medium

Worn one winter, my son is now a Large and we just bought the exact same jacket because he is so picky and really wanted a jacket he could run and be a kid in without feeling too smothered by a thicker jacket. We live in Michigan and the thermarator Columbia design kept him toasty even on snow days. It is in great condition, just one little mark on the from (see last picture)