Calvin Klein - Black - 10

The upper is made from a blend of recycled cotton and Better Cotton Initiative (BCI) cotton.

No, these trainers are designed for casual wear and style. They are not engineered for athletic activities like running.

Refer to the sizing chart provided by Calvin Klein or compare with your existing footwear. For these specific trainers, the UK size 10 is indicated.

It is not recommended to machine wash these trainers, as it can damage the materials and construction. Hand cleaning with a damp cloth is the preferred method.

The 'CK L ESS Vulc Lo' series typically denotes a low-top, vulcanised shoe model from Calvin Klein, focusing on casual style and comfort. Other series might focus on different designs, materials, or functionalities.

To maintain the black colour, avoid excessive exposure to direct sunlight, which can cause fading. Clean with a damp cloth and mild soap if necessary, and ensure they are dried properly.

Loosen the laces and wear them for a short period to allow the material to adapt to your foot shape. If still uncomfortable, consider if the size is correct or if thicker socks are being used.

Gently wipe the affected area with a clean, damp cloth. For tougher spots, use a very mild soap solution on the cloth, then wipe with a clean damp cloth. Ensure the shoes are fully dry before wearing.

Ensure the sole is clean and free from debris. If the slipperiness persists on certain surfaces, consider that the material may not provide optimal grip in all conditions.