❤The size of the head support pillow is from long-term medical tests and user feedback, It is highly suitable for growing children. It is divided into two parts, connected by HOOK AND LOOP, and the length can be adjusted. ❤ Infant car seat head support provides support and stability for the head and back during driving, makes the head and neck more comfortable to avoid fatigue, and this infant car seat insert easy to install. ❤The baby car seat cushion surface material, soft velvet provides baby comfort and flexibility, and protects the baby’s sensitive skin. We use hypoallergenic polyester fiber, which is very soft, breathable and does not deform. It is off-white, does not contain bleaching agents, fluorescent agents, and other dyes, and does not contain harmful substances such as formaldehyde, so that parents can be more at ease and children are healthier with this car seat head support infant ❤Product size: Headband: 12 inches in diameter. The diameter of the center ring is 4.5 inches. Shoulder length: 18 inches from left arm to right arm. The shoulder length is 6 inches. Neck: 2 to 4 inches. From head to toe: 24 inches from top to bottom. ❤*The measured value is for reference only. Actual measurement results may vary