Answer
Aug 28, 2023 - 04:55 AM
Hello. The size chart is based on your chest size around the fullest part of your torso, yes. That is usually just below the armpits.
I hope that this helps but please let us know if you have any questions or need any specific measurements: 1-800-783-8326 or cyclewear@aerotechdesigns.com.
Thanks!