Everyone sleeps better when it's dark! Cotton woodland camouflage fabric is on the top side of this comfortable mask. Soft brown fleece on the back. Pattern placement will vary. Large adult size: Mask is about 8 inches by 3inches from center. Elastic measures 13.5 inches. Fits a head about 22.5 to 24 inches. Average adult/teen size: About 8in (20cm) by 3in (7.5cm). Elastic measures about 12.5 in (32cm). Fits a head about 21 to 23 inches. Older child size: About 7.5 in by 2.5 in. Elastic measures about 12 in. Fits a head about 20-21.5 inches. Toddler/small child size: About 7 in by 2 in from center. Elastic is about 11.5 inches. Fits a head about 19-20 inches.