15cm (6 inches) Tall Laser Cut Acrylic Number 9 These stylish house numbers are laser cut from 3mm thick black acrylic giving a highly polished edge. Each digit has hidden fixings on the back that will fix securely to your home, but will be invisible from the front, giving the impression that the numbers are floating. Use individually or group together to number your home. Each Number is 15cm tall and the acrylic is 2.5cm wide. Fixings provided.