To use these costumes, simply put them on and you're ready to start your superhero adventure. When wearing, make sure the costumes fit well and don't restrict your movement. After use, gently hand - wash the costumes in cold water with mild detergent. Avoid using bleach as it may damage the colors. Hang them to dry instead of putting them in the dryer. Store the costumes in a cool, dry place to keep them in good condition.