Plaztek offer any size of cage with the option to have glass doors instead of mesh. This is most popular with the smaller size cages for cats, rabbits etc.
Made from 20 mm x 20 mm stainless steel box section with a 10 mm flat welded into the rear face. Then fixed with the 4 mm toughened glass and seal to the outside. By using this method we create a seamless finish on the interior eliminating anywhere for the animals to scratch or nibble at.