These are 24cm, so I think they can be worn by both children and adults. I bought them for my child, but they only wore them a few times during the summer vacation for one season before outgrowing them. The following is text I searched for using AI. Please ask if you have any questions! The item in the image is a sports sandal from PUMA, a model from the SOFTRIDE series. This model uses "SOFTRIDE" material in the midsole, which is 17% softer than regular EVA, and features high cushioning and a comfortable fit. Main Features: Design: Features a large brand logo on the upper and a back strap to hold the ankle, creating a sporty design. Adjustment: The Velcro straps allow for fine-tuning of the fit. Uses: Can be used for a wide range of purposes, such as relaxing after sports, outdoor activities, and everyday wear. Color: Black系 (Black-based)