Specification: Material: Plastic+Resin Weight: 30g Color: Black Type: Universal Myopia Glasses Material: Lens PC, Glasses Temple PR Suitable for the Crowd: Men & Women Adjustable Focal Lengmth: -6.00 to +3.00 Presbyopia up to 300 degrees, myopia up to 600 degrees Lens Height: 35 mm /1.38 in Lens Width: 51 mm /2.01 in Nose frame: 16 mm /0.63 in Leg Height: 126 mm /4.96 in Package included: 1/2PCs* Adjustable glasses Grade: 1.Please Allow 1-2cm Differ Due to Manual Measurement. 2.Due to the Different Display and Different Light, The picture May not show the actual color of the item.Thanks for your Understanding.

?Versatile usage? Whether you're reading, working on a computer, or enjoying outdoor activities.?Universal design? Suitable for most people, not only only can be used as presbyopia glasses and reading glasses but so can be used for children to do experiment to stimulate children's desire to explore and seek knowledge.?Lightweight material? Light in Weight, Easy to use, no burden on the bridge of the nose.?Flex-Focus Glasses? by turning the Knob, The Two Sides of Each Lens Can Be Slid Relative to Each Other Until The Right Focal Langth is Reached.?Adjustable Focus? THESE FLEX FOCUS ADJUSTABLE GLASSES Allow you to Easily Adjust the Focus.

Specification: Material: Plastic+Resin Weight: 30g Color: Black Type: Universal Myopia Glasses Material: Lens PC, glasses temple PR Suitable for the Crowd: Men & Women Adjustable focal length :-6.00 to +3.00 Presbyopia up to 300 degrees, myopia up to 600 degrees Lens height :35 mm /1.38 in Lens width :51 mm /2.01 in Nose frame :16 mm /0.63 in Leg Height :126 mm /4.96 in Package includes: 1/2Pcs* Adjustable Glasses Note: 1.Please allow 1-2cm differs due to manual measurement. 2.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.

?Versatile Usage ? Whether you're reading, working on a computer, or enjoying outdoor activities. ?Universal Design ? suitable for most people, not only can be used as presbyopia glasses and reading glasses but also can be used for children to do experiments to stimulate children's desire to explore and seek knowledge. ?Lightweight Material ? light in weight, easy to use, no burden on the bridge of the nose. ?Flex-focus Glasses ? by turning the knob, the two sides of each lens can be slid relative to each other until the right focal length is reached. ?Adjustable Focus ?These Flex Focus Adjustable Glasses allow you to easily adjust the focus.