By using silicone these sunglasses adjust to fit the wearer’s face and are extremely durable in use. Glass & Glam is both robust and flexible and can be used as sunglasses and prescription spectacles. The hinges and bridge fuse with the frame so that they seem to come from one and the same mould. An accompanying protective case fits into a vehicle’s cup holder and also has an extra feature, which enables it to stand on flat surfaces.