This men's long sleeve camouflage shirt is a great addition to your wardrobe. To wear it, simply button it up and adjust the collar to your liking. When it comes to size, make sure to check the size chart carefully as different suppliers may have different sizing. If it's Asian size, it's better to go a size up. For maintenance, machine wash it in cold water with like colors. Hang it to dry to keep its shape. Avoid using bleach as it may damage the fabric. This shirt is perfect for casual outings and can be paired with jeans or shorts.