SIZING

XS - 21" PTP
Small - 22" PTP
Medium - 23" PTP
Large - 24" PTP
XL - 25" PTP
XXL - 26" PTP

This item fits oversized and I would recommend going down a size!

*PTP is the measurement from one arm pit to the other.

If unsure on the fit, compare measurements to another item you have that fits.