Tri-Edge Blue Is a tool with the newest technology in the industry that helps apply window film with ease. Its Patented design and high quality material makes this tool one of a kind. Its precision angles and comfort grip will allow the user to reach those challenging areas to achieve perfection. This tool has been analyzed and closely inspected to ensure that the finish is smooth, no more rough edges. This technology is estimated to greatly reduce the risk of potential scratches when applying the film. TriEdge Blue is a tool with the newest technology in the industry that helps apply window film with ease.