PACSUN Pullover windbreaker jacket with hood and pockets size small. Unisex.

This is a PACSUN windbreaker jacket Unisex Size small Pullover with hood. The hood is missing the drawstring but the front zips up all the way to hood and has a snap closure for extra protection from the elements. Under the yellow strip is a large pocket that zips close The hand pockets also have zippers The interesting part of this jacket is that on the side there is a zipper that you can zip up to the yellow part of fabric. To be honest, not sure what that function is for. To allow for cooling off?? Pictures with measurements On the back of jacket there is a small mark. Hardly noticeable. Colors are maroon, yellow and navy