There are no major noticeable stains, and it's clean and I think you can still use it. ■Lightweight, comfortable, and easy to put on and take off, these shoes are versatile for both on and off-duty wear■ These shoes fit perfectly to your feet, made with soft leather. Although the design is very simple, it features a well-made insole that supports a stable fit. Inspired by classic dance shoes, these shoes are very lightweight and feel weightless. The elastic on the sides stretches to enhance flexibility when walking and also functions well when taking them on and off. You can enjoy them with various outfits, from clean to casual styles. These shoes are versatile for both on and off-duty wear. The size is 36, which I think is about 22.5cm-23.0cm. Material: Smooth leather Color: Red Excellent flexibility P87 Cushion System: Soft comfort Leather Working Group certified leather Lining material: - Fabric 59% - Cotton 29% - Pigskin 12%