Material: 100% acrylic fabric, soft and comfortable. High stretchy and lightweight, can be easily packed, folded, or even put in a bag. Ponytail Hat Size: One size fits most women or girls head size. Hat Brim: 6.4cm/2.5'', Hat Length: 20.5cm/8'', Hat Height: 16.7cm/6.5''. Bun Hole Design: The ponytail & bun hole is well designed for a high pony tail or bun around the hat to show your active and stylish temperament. The knit beanies keeps your head warm during the outdoor activities like skiing, running, cycling, skating, snowboarding and camping, etc. Wonderful Christmas, New Year's, Birthday, Thanksgiving and Valentine's Day gift for your mother, girlfriend, wife or daughters etc.