PS By Paul Smith green, white and navy blue checkered shirt for men. Classic straight cut with long sleeves, flat collar, pearl grey buttoning, contrasting button on collar, two buttoned patch pockets on chest, double-buttoned cuffs, and contrasting lining on cuffs. Made of linen and cotton for a fluid feel, perfect for summer. Modern cut with a signature contrasting button on the collar. Pair it with various outfits for a casual look.