Men's Button Up Long Sleeve BlazerA versatile long sleeve blazer for men, this button up piece elevates smart casual and office looks. Pair with chinos or dark denim, or layer over a tidy tee for dinners and weekend events. Fabric + stretch: 100% cotton delivers breathable comfort and a crisp, structured silhouette; minimal stretch keeps the lines sharp from morning meetings to late night conversations. Fit guidance: chest based sizing runs from 39. 8" (size 170) to 47. 6" (size 195).