Description: With normal vision magnification, myopic and presbyopic functions, these glasses-style binoculars meet different groups' fishing and theatre viewing needs. Featuring adjustment wheels and rotating buttons, these binoculars support adjustment of magnification and focus, so you can zoom in on objects and see them more clearly. These binoculars are constructed of abs material. The objective diameter is 28mm and eyepiece diameter is 10mm. These binoculars are suitable for outdoors. Item Name: Binoculars Material: ABS Features: Presbyopic Function, Myopic Capability, Swivel Button Focusing Method: Independent Adjustment of The Left And Right Eyepieces Magnification: 3x Size Details: Objective Diameter: 2.8cm(Approx.) Eyepiece Diameter: 1cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Binoculars