The size is 26cm, and it is a new, unused item purchased from an authorized retailer. Color: WHITE BLANC Product number: J85863 The "Hydro Moc," amphibious shoes based on two concepts: summer water activities and post-sports recovery for tired feet, have been updated in the 2022 model with "sustainable materials and molding technology." The one-piece molded EVA material design is lightweight and provides excellent cushioning. It features an arch shape that fits the sole of the foot and a heel counter that holds the heel, providing a comfortable fit like sneakers. The movable strap that allows for easy on and off is also a key feature. This item combines the benefits of both sneakers and sandals, making it convenient not only for outdoor use but also for daily use.