What do soldiers wear when they are in bed?

When soldiers are in bed, they typically wear comfortable sleepwear, which can include standard issued pajamas or personal clothing like t-shirts and sweatpants, depending on the environment and regulations. In some settings, especially in field conditions, they may sleep in their military uniforms, often referred to as "BDUs" or "ACUs," to be ready for quick mobilization. The choice of sleepwear can vary based on individual preference and the specific circumstances of their deployment.