A convenient storage unit that can follow you anywhere you go? That is precisely what this Craftsman(R) portable storage tower is offering! Made of durable, heavy duty plastic, it features three stackable storage boxes that are connected by durable side latches. Making it easy to access its content and to organize it, this set of three storage chests is equipped with a handle and large wheels, which helps to easily transport heavy loads to your job site. Backed by a limited lifetime warranty.