Add a splash of humor and creativity to your aquarium with Prentor's 8-Piece Mini Hat Set for sea urchins and other underwater pets! Designed to delight, these quirky little hats range from magical wizard caps to festive Christmas toppers, bringing personality to your tank. Each hat measures approximately 0.8 to 1.2 inches, perfectly sized for urchins, shrimp, and small aquatic creatures. Made from eco-friendly PLA plastic, these hats are safe, lightweight, and durable—ideal for transforming your aquarium into an underwater costume party. Whether you're decorating for the holidays or just want to make your fish tank more fun, Prentor hats are the perfect accessory.