CREATE YOUR OWN POSTCARDS: Great for sending kids art, vote postcards, travel postcards, thank you cards, RSVP cards MAILABLE POSTCARDS: 4 inch x 6 inch postcard with blank plain white front and with address lines and stamp box on back for mailing. USPS compliant CARD STOCK MATERIAL: 14PT heavy duty un-coated cardstock postcards for writability with pens and pencils or printing QUANTITY: 50 post cards in bulk pack Designed & Made in the USA These horizontal 4x6 blank plain white mailable postcards are ready for you to unleash your creative energy. A perfect activity for kids, promotional marketing material for businesses, or teacher postcards for school. The 14PT un-coated paper makes them easy for writing or drawings with pens, markers and pencils or for printing. The postcards offer a personal way to share your vacation adventures, a thank you, invitation or save the date. The cards feature lines for the mailing address and stamp box on the back as well as space to write a short note. You will surely make an impression by designing with these postcards. Happy creating!