Fully flexible enhanced TPU frame is capable of recovering from almost any deformation., Force Flex technology cushions an absorbs impact such as being dropped and/or stood on., Three choices of lens for various applications & four colour frame options available., Sports style side arms to ensure comfortable, secure fit. Enhanced soft rubber for maximum ease of wear., Supple frame casing adjusts exactly to wearers face, making them the most comfortable glasses available., World leading injection-bound lens & frame ensure optimum resilience, life span & unbeatable performance.