Feature:1. Handheld Design: Handle is long enough not to block the view during optometry, with ergonomic design, easy to put on your eye and comfortable to hold.2. Without Pressure: Round shape and appropriate size can fully cover your eyes. Eye occluder is light in weight without putting pressure on eyes when doing eye exams.3. For Eye Chart Exam Use: Use eye occluder to gentle cover one eye, and check the other eye. Wonderful and great eyesight test tool for school and hospital.4. Wide Application: Suitable for everyone, preschool, kindergarten children, school age children, teens, adults and seniors, for professional optical store use.5. Long Lasting: Made of excellent ABS plastic material, eye occluder will not easily break, has long service life, is practical and convenience to use.Specification:Item Type: Eye OccluderMaterial: ABS PlasticScope: Suitable for everyone, preschool, kindergarten children, school age children, teens, adults and seniors.Package List:1 x Eye Occluder