Sz 8 = 36” for chest measurements. Great condition. Non smoking home. I normally wear a s/m and the size 8 fits me. •Elastic zipper pull doubles as a hair tie •Thumbholes •Naturally breathable •Soft against skin •Lightweight •Lining: 95% Cotton, 5% Elastane •Rib: 97% Cotton, 3% Elastane •Body: 70% Cotton, 30% Polyester