When it's time to get sweaty, this anti-stink long sleeve will be your go-to for runs and cardio classes. In GUC with minimal wear as seen in pics (slight imperfection or hole as seen in pic). Please see all pictures before purchasing. Heathered Deep Rouge. Size 12 based on comparisons of other listings with measurements. approximate measurements: pit to pit: 21.5" length pit to bottom: 13.5" length top to bottom: 25" Seriously Light™ Luon Our sweat-wicking, four-way stretch Seriously Light™ Luon fabric makes moving a breeze seriously lightweight sweat-wicking four-way stretch cottony-soft