The SMILE children's hat and neck warmer set in navy blue is made of 97% cotton and 3% elastane, which guarantees comfort and flexibility. This set is ideal for cold days, providing warmth and style. The hat and neck warmer are decorated with a cheerful smiley face, which adds a playful look. Available in sizes 40-46, 48-52 and 52-56 cm, suitable for children of different ages.