- Men's bottle green shirt - Monaco collar, long buttoned sleeves - One chest patch pocket - EASY-REGULAR shape, milleraies velvet fabric - Button closure, IKKS button on left wrist - IKKS #actforbetter: material contains 100% organically grown cotton Cameos of green are always a good option. The proof is in the bottle-green milleraies velvet shirt, which can be worn open or closed.