Design format: Art postcard Type: Commemorative stamp Function: Collectible Style: Cute and healing Design: CORTIS/CORTIS BIGHIT Card [50 cards], JAMES Zhao Yufan Card [50 cards], SEONGHYEON Yan Chengxuan Card [50 cards], MARTIN Martin Card [50 cards], JUHOON Kim Zhuhun Card [50 cards], KEONHO An Ganhao Card [50 cards] The CORTIS card set includes 50 laser Lomo cards themed around Korean boy groups, measuring 57×86 mm, suitable for collection, exchange, and display. The card surface uses a laser process, presenting a dazzling effect under different lighting conditions, making it highly visually appealing. The card designs are clear and the character images are distinct, making it popular among K-POP fans. The product can be used to decorate diaries, photo albums, for fan support, or as a gift. The boxed design makes it easy to store and carry, preventing card damage, making it a popular item for K-POP fans, collectors, and teenagers.