New without tags 100% Acrylic Size: Ages 2-7 (Head measurement: 46 cm, 18", Size 6 ~ 54 cm, 21-1/4", Size 6-3/4). Unisex, Kids, Toddler, Youth, Boys and Girls. This 100% acrylic is moderately heavy, good for both outside and inside, finished with a ribbed cuff and double knit pom poms. The kid's beanie hat has plenty of stretch for growing into resulting in years of use. Fully covers ears for extra protection and warmth.