Made of Polymacon in a computer-controlled process, Bausch & Lomb DAILY WEAR Conventional Lenses are extremely durable and easy to handle. Water content of 38.6% reduces protein build-ups and enhances durability. With its reliable performance, these lenses are great value for money and its availability in a range of powers with smaller intermediate steps ensures that it can be used for a majority of myopics. These lenses are ideal for first-time contact lens users, students, teenagers who are gradually getting to know contact lenses as it can be worn for up to 10 hrs. in a day and then need to be thrown away. These lenses are very easy to handle.