As long as we do not use it, we can not guess the ease of use and effectiveness of the dispenser which can have utility several times daily. Consisting of two movable parts comparable to the jaws, upper and lower. At the inner row of small metal teeth that cut the plastic by the junction and the instantaneous pressure of the two jaws. The cut is always made by the combination of both hands; while one of them held the plastic, the other holds the open dispenser and waiting time to close it to the desired length. At the beginning we tend to yank the plastic after folding the top, but it would be enough to reopen the dispenser to see that the cup is clean. If the dispenser is placed on a surface, it must be held with one hand to prevent it moves pulling the plastic on the other hand. With a low quality roller, both hands we imagine that will not be enough, and in this case, it will show a lot of imagination to find the right solution without the help of one or two extra hands. With an everyday object such as this one, no need to complicate the task; the best is to use the stretch film of the brand, or failing any other product of good quality. Practical, economical, the cutting at the request by placing the end of the plastic directly contacting a container while moving the dispenser on the surface to be coated, or the item for packaging a plurality of successive layers. Gone are the plastic film creases before reaching the bowl we could not move across the cluttered work area, near the fixed dispenser. This is an accessory that must be included in the list of objects to take on holiday, but wherever we resorts to plastic packaging proportional to the size of the roll.