fast shipping, the item was packaged well and arrived undamaged at me. After that, I often tried to attach these so glare protection on my NAVI, that he would keep at least some extent. It was impossible for me to move this antiglare to find 6310 hold on my GPS. In addition, this antiglare a very wobbly affair. I would recommend this product also not a friend because of my experiences with it. Therefore, even a star.