Monthly disposable contact lenses are contacts that can be worn for up to 30 days before they need to be replaced. Also known as monthlies, monthly disposable contacts are convenient, economical, and comfortable, and they can be worn by new and seasoned contact lens wearers alike. As with other contact lenses, you should consider a few things before buying monthlies, such as their features, costs, and more. Lens.com, a leading online retailer of contact lenses...