This eyepiece accessory is an essential tool for optometrists and eye care professionals. Its matte finish ensures that the user's line of sight is not affected, allowing for accurate results during optometry exams. The ergonomic design of the eyepiece ensures comfortable use and prevents slippage, making it easy to use during exams. Features -Color:Assorted Color-Material:ABS- Size: 18.50X17.50X0.50cm/7.27X6.88X0.20in - The eye occludes are suitable and wonderful for eyes chart exam use, excellent and useful. - Used by ophthalmologists, orthoptist and optometrists to test visual acuity, simple and practical. - Made of ABS materials, it is not easy to break, sturdy and exceptional, safe and simple. - Ergonomic design, easy to put on your eye and comfortable to hold, good eye feeling for you. - Compact and delicate, convenient for storage. Incredible and great eyesight test tool for school and hospital. Packing list: 2 x Eye Occluder Tools Z