To use these Olang boots, just put your feet in and adjust the quick - adjustable lace at the front to get a snug fit. They are suitable for wearing in cold Canadian winters, down to -30°C. When it comes to maintenance, keep them dry after getting wet. You can wipe the thermoplastic leather part with a damp cloth. Don't put them in the dryer. Store them in a cool, dry place. If the innersole gets dirty, you can remove it and wash it gently by hand. Remember, these boots are designed for both men and women, so anyone can enjoy their warmth and style.