Color-Changing Design: Changes color with the heat of your hand, reflecting your mood and adding a touch of excitement. Compact Size: Approximate dimensions of 2-1/4" W x 3-3/8" H make it compact and easy to carry. Secure Attachment: Attaches securely to the back of cell phones, ensuring that your essentials are always accessible. Convenient Storage: Holds credit cards, ID cards, and cash, providing convenient storage for your daily essentials. Versatile Use: Perfect for on-the-go lifestyles, travel, daily errands, and more. Durable Construction: Made from high-quality materials for durability and long-lasting use.