Dear customer, to ensure a perfect fit, please use a soft measuring tape to measure your head circumference along the hairline (as shown in the picture). If returns or exchanges are due to incorrect self-measurement or wrong size selection, the shipping cost will be the buyer's responsibility. Our small shop hand-packs every order with care—thank you for your understanding and support! 1 Product Details * Material: papyrus * Size: 55-57cm,58-60cm,61-64cm,52-54.5cm (adjustable) * Color: Many colors * Welcome wholesale orders and direct shopping 2. Product Picture   Dear customer, to ensure a perfect fit, please use a soft measuring tape to measure your head circumference along the hairline (as shown in the picture). If returns or exchanges are due to incorrect self-measurement or wrong size selection, the shipping cost will be the buyer's responsibility. Our small shop hand-packs every order with care—thank you for your understanding and support!