PC Chevron Grey Flannel Blazer Size M - New With Tags. Nice weight charcoal grey flannel blazer by A.P.C. with subtle herringbone weave. Two button front, two hip pockets, single vent at back. Nice, clean modern look and feel. Slim Fit. Would be suitable for a size 38 chest. Measures 17'' across shoulders, 20.5'' across chest, sleeves are 24'' shoulder to cuff and length is 29''.