Mesh upper running shoes - Brand: Nike - Color: Blue - Model: Odyssey Flyknit - Size: 25-25.5cm - Features: Mesh upper The size is listed as 25.5cm, but it feels like 24.5-25.0cm when worn. The knit material is soft, so it's easy to wear without hurting your feet. The condition is as shown in the photos. They can still be worn, but please purchase only if you understand that they are used items.