Changing Color Sumikkogurashi Mysterious Aquarium Doll Set

Introducing the "Changing Colors" series, which lets you enjoy color-changing play with ice water and hot water over and over again! These mysterious Sumikkogurashi dolls change color when you pour ice water (below approximately 10°C) or hot water (above approximately 30°C). You can enjoy repeated color-changing play by changing the water temperature. It also comes with items for pretend aquarium play! Put the Sumikkogurashi dolls in the aquarium filled with ice water, or pat them with a sponge soaked in ice water to change their color. It also comes with a waterproof sheet designed to resemble an aquarium, so you can play with them indoors or in the bath. This item will make bath time more fun for kids who don't like baths. Recommended ages: 3 years and up. Not required.