These men's military - style camouflage cargo pants are super easy to wear. Just put them on like any other pair of pants, and adjust the drawstring at the waist for a comfortable fit. When it comes to size, remember to check the size chart carefully, especially if it's Asian sizing, go for a bigger size. For maintenance, machine - wash them in cold water with similar colors. Hang them to dry to keep the shape and color. Avoid using bleach as it may damage the fabric. With proper care, these pants will last you a long time and keep you looking cool and comfortable in casual settings.