This men's casual retro windbreaker jacket is a great addition to your daily wardrobe. To wear it, simply zip it up and you're ready to go. When choosing a size, always check the size chart as different suppliers may have different sizing. If it's an Asian - sized jacket, consider going a size up for a better fit. This jacket is made of polyester, which is lightweight and suitable for summer. For maintenance, it's recommended to machine - wash it in cold water with like colors. Avoid using bleach as it may damage the print on the jacket. Hang it to dry to keep its shape. With proper care, this jacket will serve you well for a long time.