How to use: Just step into these shoes easily with the hands - free slip - in design. You can adjust the laces for a better fit. When walking or running, the shoes' natural rocker technology will help you have a smooth heel - to - toe movement. Note: Avoid wearing these shoes in extremely wet or muddy conditions to prevent damage to the mesh upper. Also, don't use abrasive cleaners on the shoes. Maintenance: Regularly clean the shoes with a soft brush and mild soap. Let them air - dry naturally. If the insole gets dirty, you can remove it and clean it separately. Store the shoes in a cool and dry place when not in use.