From Polo Ralph Lauren, this shirt features: Rib-knit Johnny collar with contrast tipping Single button closure at the collar Genuine mother-of-pearl button Short sleeves with rib-knit cuffs Patch pocket on the left side of the chest Rib-knit hem RLX logo embroidered at the center back of the neck COOLMAX® fibers help keep you cool, dry, and comfortable Stretch fabric Cotton/recycled polyester Machine wash/tumble dry Imported.