he Bausch + Lomb B4 is a clear, spherical, yearly disposable contact lens made from polymacon hydrogel and is especially recommended for first-time wearers due to its durable and easy-to-handle nature. Designed for daily wear for up to 10 hours and with an annual replacement schedule, it is a convenient and economical choice for correcting myopia (near-sightedness) and hyperopia (far-sightedness). Its "spin-cast technology" maintains constant moisture, while its protein-resistant material ensures comfort and reduces deposits, providing clear vision for its wearers