+2.00 strengthFlexible silicone reading glasses.Flexible and No Ears Required! Nose bridge Resting readers.Compact, easy to carry. They come with a stick on anywhere silicone case.Adhesive sticker provided to affix to yourmobile phone,mirror,wallet, auto dashboard or just about anything.Flexible and No Ears Required.Metal Free.Flexibility to diminish the risk of breaking.The Flexsee Retro nose bridge reading glasses allow you to comfortably wear your readers everywhere. These silicone based readers are firmly flexible and offer a comfortable fit for almost any activity. You can't shake them off. Flexsee readers can be used in more places than you can imagine. Can't read your shampoo bottle in the shower? No problem. Flexsee contains no metal and is waterproof. Have you been looking for readers you can wear under your swim mask or sunglasses, Flexsee are there for you also. Each pair comes in a color coordinate slip in case with an adhesive sticker that allows you to have them everywhere such as the inside door of your medicine cabinet, car dashboard, cell phone case or wallet. Approximate Size -w3.5 in h1.75 in.