JSB MB TR with spring side is designed with the modern individual in mind. Its sleek and contemporary look is perfect for any occasion, whether it be a day at the office or a night out with friends. The spring side feature also ensures a comfortable fit for all face shapes and sizes. But style is not the only thing we focused on. We understand the importance of clear vision, which is why our JSB MB TR lenses are made with high-quality materials that provide superior clarity and protection. You can rest assured that your eyes are in good hands with our eyeglasses.