Lululemon Scuba Oversized Funnel Neck Half Zip Pullover Size M/L 70% cotton, 30% polyester Rib 97% cotton, 3% elastane Measures 23” pit to pit, 20.5” long There is light discoloration throughout, especially to the left sleeve and upper back. Appears to be light staining or color transfer. Have not tried to stain treat. Please see all pics.