Butter is a lifestyle goods store selling plush toys, stationery, and accessories, located on the basement first floor of COEX in Samseong-dong, Gangnam-gu, Seoul. It carries small character items, tumblers, cosmetics, and Korean souvenirs, and a large cat plush stands at the entrance. Seasonal discounted items and Christmas products are on display, and there is a photo zone as well. The range of products is large, so choosing takes time.