Brand new with tags attached.  Pearl Izumi Elite Men's Cycling Short Sleeve Jersey Full-Zip With Back Pockets Blue, Size MEDIUM.  Measures 19.5" across, armpit-to-armpit, then tapers down to about 16.5" across the bottom.  Fabric has a little bit of a stretch due to the polyester material.

Comes from smoke-free environment.  Shipping will be FREE!  Thanks for your interest.