Acrylic,Cotton,Wool Pull On closure MATERIAL: 38.4% Cotton, 26.5% Polyester,23.4%Nylon,11.7% Viscose.LINING :100% Cotton. The knit cotton hat very soft,absorb sweat, keeping the head warm and dry. SIZE: there are 3 sizes available for babies up to 3 years old. 2-6 months hat circumference: 15-16.5" height: 6.7"; 6-18 months: 17.3-18.1" height: 7.5"; 18-36 Months: 18.7-19.7" height: 8.3". Please check your baby's size carefully before you make order. Thank you. Simple and cute design: high brightness single Pink/White color for girls, hollow hat with beautiful knit bow. Easy to wear and pair with other clothes, outfits, coat, jackets, sweater. Elastic brim for warmer and suitable for most people. COMMON OUTDOOR USE: Beanie cap is soft, stretchy, warm, cute, beautiful. Wonderful winter knitting hats for kids wearing while skiing, snowboarding, skating, sledding, snowshoeing, camping, hiking or any outdoor winter sports and activities. Soft material makes kids feel very warm and comfortable. BEST GIFTS:It is a great gift idea for mother and daughters in Thanksgiving, Christmas, New Year, Birthday, Halloween etc.