Reduce noise and sunlight and insulate your home with the 7Penn Temporary Black Out Blinds for Windows. Black out blinds prevent light from coming into your room while the reflective backing helps to insulate your space from the heat of the summer and chill of the winter. Soft, black polyester fabric measures 57 by 118 inches (4.75 by 9.8ft) and can be cut down to fit your living room, bedroom, attic, vehicle, nursery, or camper windows. Hang with the included adhesives to create a darker, cozy atmosphere to improve the quality of sleep. Lightweight design and storage bag make these RV window shades blackout window blinds perfect for traveling. Bring to the hotel and friends' homes to imitate your own preferred home environment. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.