100% Polyester Ready To Hang- Package includes 1 panel with 52″ wide x 63″ length Thermal insulated – Heavy enough help your sliding door keep the heat and cold out Innovative fabric -This blackout curtains can significant reduce light. The darker the color, the better the light reducing capabilities. Easy Care – Machine Wash and Dry. PLEASE NOTE: This product is meant for Indoor use only What makes them unique? Made of soft and thick triple weave blackout material Save energy costs by insulating against heat and cold Reduce noise and block the view to protect your privacy Perfect for sliding doors, large windows, shared bedroom, apartment, storage, studio, dorm, loft, and workspace Easy Care Instructions: Machine washable in cold water. Do not bleach. Tumble & air dry. Iron at low temperature if needed.