Blue Lululemon runner 1/2 zip jacket with breathable lace details under arms & in back Reflective detail on front zipper and small back pocket zipper Kangaroo pocket with another tiny small lace compartment inside I’m not sure what the size this is since I can’t find a size dot anywhere but it fits like a size 2 or 4 Measures 15" across chest laying flat The arms measure 27" Great condition no flaws