Peanuts: Woodstock pet costume hoodie size large

This is a soft sherpa fleece pet costume hoodie. That supposed to be Woodstock. It says size large. It will probably fit a medium size dog or a small ( large ) dog. Measurements: length from head hole, under side 13”, top side 15”. Armpit to Armpit 22”across on top side, 8 “ underneath, this is measured from seam to seam. Doesn’t include hoodie. (There can be some give and take on measurements , hard to measure. )