Production Description:
1: SIZE: 7.87"L x 2.26"W, 2 pack included.
2: MATERIAL: ABS Plastic, sturdy and durable.
3: FEATURE: Perforated matte surface for eye position measurement.
4: APPLICATION: Suitable for all people, an useful tool for family, school and hospital.
5: GENTLE REMINDER: Please pay attention to the condition of the eyes all the time when used with the eye chart.

Package Included:
2 Pcs Eye Occluder