Made of material for long time and durable use. The item is a portable and practical double magnifying glasses loupe, which is designed for easy use with headband. It can adapt to different objects. Widely used in mechanical processing, electronic repair, jewelry appraisal, watch repair, repair and miniature engraving, etc. Features - ColorAssorted Color - Material: Plastic, metal, acrylic optical lenses. - Size: About 18.5 x 6cm. - Made of material for long time and durable use. - It is lightweight for convenient to carry and storage. - If this magnifier is used for long time, you may use two lens barrels alternately to visual fatigue and improve work efficiency. - It has a headband, stable and no falling. - Widely used in mechanical processing, electronic repair, jewelry appraisal, watch repair, repair and miniature engraving, etc. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x set double eye magnifying glasses loupe kit