Made with 100% cotton interlock, which is extremely soft, firm, and absorbent. Mercerization treatment gives this fabric a silk-like lustrous appearance for a polished look and hand feel, adding strength and reducing shrinkage.  Ribbed knit bomber collar. Long sleeves with ribbed cuffs. Zipper front closure. Vertical welt front pockets. Ribbed knit hem. Made exclusively for Banana Republic Factory. #667251