If there is light coming in from the window, it is never easy for children to fall asleep. This may only be a few months in the summer, or it may be you're on vacation - either way, DREAM ART portable blackout curtains provide a simple way to create a dark sleep environment. Thick and sturdy shading curtains block all light passing through the windows, helping to turn a bright daytime room into a comfortable pitch black sleeping space. It provides extraordinary convenience for families with children, travelers, night shift workers, those who are sensitive to light, or those who need additional help maintaining regular sleep. The convenient shading curtain is firmly fixed to the window using suction cups and can be adjusted in size to ensure a perfect fit. Enjoying reliable sleep habits allows children to maintain a consistent schedule from one season to the next, whether at home or outside.