These top knot hats are designed with baby's comfort in mind. That's why they are created with ultra-soft, breathable fabric with just the right hint of stretch. You can feel confident that baby will feel cozy and comfortable in this darling cap. The adjustable knot ensures the perfect fit from newborn to 4 months. A newborn essential, they make a meaningful gift that every mom will love for baby showers, birthdays, or holidays.