These are Nike Downshifter 12s. They are 25.5cm. They have been worn for about 3 months. Here's a description: Made with at least 20% recycled materials by weight, these shoes provide a supportive fit and stable feel. They're lightweight and perfect for workouts or casual outings. Your first step in trekking. Tie your laces and get running. Cool, Lightweight, and Fast Mesh throughout the upper provides lightweight breathability. Mesh is placed in areas where runners need it most, keeping your feet cool in high-heat areas. Enhanced Support with Laces Feel the stability with the midfoot fit band. It works with the laces to secure your foot when you tighten them. Soft Ride to Support Hard Runs Exceptionally soft foam throughout the midsole provides cushioning with every step. The added thickness provides a softer feel than ever before. Other Features Rubber outsole provides traction, supporting runners' feet by gripping the road. Skin on the toe and eyelets enhances durability. Design features elements on the midfoot and inside the toe through the mesh material. - Brand: Nike - Model Name: DownShifter 12 - Size: 25.5cm - Color: Blue