[Qualitative Material] made of top stainless steel greatly improves the rigidity and anti - corrosion, make numbers to last for many years [Easily Installation] package include matching screws and anchors, you only need a hammer and a diameter 8 mm drill to drill holes and installation the numbers as video show in less than 20 minutes by yourself [Eye-catching Floating numbers ] each numbers have hidden mounting plugs which are 1.6cm in length which create a modern floating effect when viewed from the front [Number Dimension] 10 Inch in height , 0.07 inch thick large enough to be seen from distance street and surely will make your home unique and attractive,also these elegant numbers will certainly make your home/ house/ front garden /mailbox/office/ business shop/ cottage / garage door with a new fresh look [Customer Service] if have any problems about the house numbers later, message us via amazon directly, which will be fixed within 18 hours