Youstar Men's Long Sleeve Button Down Chest Pocket Checkered Plaid Flannel Shirt AMTSTL092, AMOHOL049, AYMSTL0005 (100% COTTON) / AYMSTL0001, AYMSTL0002 (60% COTTON 40% POLYESTER) Button closure Regular fit / Long sleeves / V-line collar / Button closure front, chest pocket / Plaid pattern / Flannel HAND WASH. DO NOT BLEACH. DRIP DRY OR LOW TUMBLE DRY. COOL IRON IF NECESSARY. Mid-weight / Soft woven / Cotton based / Hits at hip AMTSTL092's Small and Medium are almost same size. Please refer to our image for the size wise.