size: suitable for most head sizes. head circumference:55-58cm (21.65-23.62in) item type:Colorful Striped Knitted Hat color:as the picture shows material:knitted package: 1pc hat note: 1. all the products you see are available. 2. please allow 2-3 cm (0.79-1.18 in) difference. 3. due to the difference in light during shooting, the color of the photo is slightly different from the actual product.