Set of two: Pack includes 2 For Sale Signs 12" x 8" each. Sturdy & Durable: Signs are 20 mil thick polystyrene plastic that can withstand the elements and can be used both indoors and outdoors for up to 2 years. Vibrant colors: High quality, high resolution UV printing with striking colors that makes the sign visible from a distance. Made to last: Polystyrene plastic with UV fade-resistant ink, weatherproof, lightweight, waterproof, wind resistant & tear proof.