Enhanced clarity definition optical glass prism technology delivers a clear, bright image with no distortion or blurring. The design provides unobstructed sight during reading or activities. Comfortable and lightweight Suitable for all ages, these goggles are lightweight and comfortable to wear for extended periods, including reading while lying down. Posturefriendly viewing By lowering your field of sight by 90 degrees, Upside Down Goggles help reduce neck and back strain and allow reading without looking down. Portable and practical Small size and streamlined design make them easy to carry. Lightweight construction and simple use minimize discomfort and maximize usability in various settings. Broad use and performance Built around an optical glass prism, these goggles deliver consistent image quality across a range of activities and environments. They are designed to be worn comfortably by users of different ages. Use scenarios Reading in bed or while reclining on a couch to enjoy longer reading sessions without tilting the head. Travel or recovery periods where lying down is preferred while continuing to read or view content. Light activities such as puzzles, crafts, or tablet use while resting in a lying position.