This eye mask is good for neonatal phototherapy. Cotton: This newborn eye pad is made of safe cotton fabric. Skin-friendly, breathable, and soft. Elastic Cloth Cover Design: This Sleep Eye Mask for Baby adopts an elastic cloth cover design, which is more suitable for the baby head shape, and the eye pad is fixed to make it more stable. Avoid Light: This shading eye pad can block blue light, Sleeping Blackout Eye Cover conserves the eyes of newborns, help the baby grow better, and avoid strong light from irritating the baby's eyes. Fits the Face: The newborn eye pads fit perfectly on the face, with an adjustable design that fits newborns.