Each Package contains 2 panels. Each panel measures 42/52 width (Inches). Curtains are made of 100 % polyester with a soft and smooth touch. Block 85%-98% sunlight and streetlight. Block out sunlight, reduce noise, and insulate heat in summer and cold in winter. Handwash only and wash below 86°F on a gentle cycle. Do not bleach or tumble dry, low iron. This thermal insulation of these curtains helps regulate indoor temperatures, keeping your room cooler in the summer and warmer in the winter while potentially reducing energy costs. The curtains are perfect for spaces where light control is essential, such as bedrooms, nurseries, or media rooms.