Brooks Brothers Regular Fit Non-Iron Cotton Shirt with Button Down Collar pairs a Supima non-iron finish with stretch cotton poplin for a low-maintenance shirt that moves easily from the office to off-duty. Key attributes: Blue | Light blue | Stretch Cotton Poplin | Supima non-iron finish | Stretch fabric | Front pocket | Button-down collar | Dimensions & fit: Regular fit | Composition & care: 96% Cotton Poplin | 4% Spandex | Machine wash cold, tumble dry low, cool iron if necessary.