Feature: 1. Professional optometry test frame, ultralight glasses trail accessory. 2. Mainly used for optical lens trail, for glasses trail, comfortable to wear. 3. With high accuracy, universal and apply to various glasses, practical tool. 4. Quality nylon material manufacturing ensure maximum durability. 5. Precise workmanship, humanized designs, no harm for your eyes or skin. Specification: Condition: 100% Brand New Item Type: Trial Lens Frame Material: Nylon Color: Gray Interpupillary Distance: Approx. 64mm / 2.5in Rotate the Scale Around The Optical Axle: 360 degrees rotational Package List: 1 x Trial Lens Frame Specifications Disclaimer: Beware Of Similar Duplicate And Pirated Products at low cost. Due to continuous Research and Development, there may be variation in some specs and color of item. Attention International Buyers: Import duties, taxes and brokerage charges are not included in the item price or shipping charges. These charges are the buyers responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying. Customs Clearance is buyers responsibility.best quality