Each set contains 63 different national park postcards with simple lines on the back, leaving plenty of space for you to write your own designs and words of wishes. The size of the card is 3.94X5.83 inch (10X14.8cm) Using 350g high-quality white cardboard, it is not easy to wrinkle , and the environmentally friendly ink allows you to write or hang with peace of mind.You can put a stamp on the back of them as postcards, or they can be attached to the wall as small decorative paintings. Every national park has a landscape worthy of being remembered. Our designers carefully draw each picture, hoping to bring you a beautiful home decoration experience and scenic memory. It is good for festival, relocation,club party etc. The unique landscape decorative postcards are common favorite of relatives and friends. May your life be as wonderful as the scenery. This postcard is designed and created by ourselves and is the perfect gift for family, friends and yourself!