The baby size, linen kippah is approximately 4.5 inches in diameter and has 2 long strings on both sides, to secure the yarmulke on the baby's head. The size is ideal for a newborn baby, or preemie. Soft linen, with white interior. The baby kippah is ideal for a baby's brit milah ceremony. It is the perfect first kippah for your baby boy (or girl!)