When you purchase a pair of trekking shoes, spending a lot of money, you expect it to last for years. You break into your new unbreakable trekking shoes, wear them on a much-awaited hike. You enjoy completely and come back home, barely recognizing your shoes from the earlier week. There is dirt on the midsole and dirt on the tongue. If you leave them unattended, it will lead to the fast deterioration of trekking shoes.