ExOfficio Chica Cool Cap Sleeve Shirt The DriRelease Chica Cool fabric wicks moisture away from your body, while being quick drying. The stretch-like fabric allows freedom of movement and comfort. The Chica Cool Cap Sleeve Shirt is available in four gorgeous, slim fitting colors. The FreshGuard odor treated fabric helps to control odor. Sun guard protection factor of 20+ helps you stay protected from the sun.