Calvin Klein Retro Runner Ess Mix Mat Trainers - White - UK 12

These trainers are designed for casual wear and are not optimized for athletic performance like running. They offer comfort for everyday activities.

Refer to the UK sizing provided. It's recommended to measure your foot length and compare it with standard size charts, or try them on if possible, as fit can vary slightly between styles.

Yes, the removable footbed allows for the insertion of custom orthotics or other preferred insoles, provided they are of a similar size and shape.

The trainers are made with a composition that includes 50% polyester, combined with other mixed materials for the upper, and a rubber sole.

Use a damp cloth with a mild soap solution for general cleaning. For specific materials, test any cleaning product on an inconspicuous area first. Avoid harsh chemicals or abrasive cleaners.

This specific model guide focuses on the White/Black colorway in UK 12. Other color variations and sizes may be available under different product listings.

'Ess Mix Mat' likely refers to 'Essential Mixed Material', indicating the core design features of the shoe.

Replace with new laces of a similar length and material. Consider waxed laces for increased durability.

Remove the footbed and air it out in a well-ventilated area. You can also lightly sprinkle baking soda on the footbed overnight and then shake it out.

Spot clean immediately with a damp cloth and mild soap. For tougher stains, use a specialized sneaker cleaner suitable for mixed materials, following product instructions carefully.