A. Lightweight, offering a 3D experience. No battery or charging needed. B. It uses polarized lenses to reduce [missing information here] and increase [missing information here]. C. It is made of materials that are environmentally friendly [missing information here]. D. The color deviation at the edge of the glasses is relatively low, providing a wider viewing angle. E. Type: 3D glasses F. Viewing experience: Non - immersive G. 3D glasses type: Polarized, model VQ163R H. Product size: Approximately 15.3 x 4.1 x 0.4 cm / 6 x 1.6 x 0.2 inches I. Product weight: 12.9 grams / 0.45 ounces J. Color: Black K. Material: Plastic L. Package contents: 4 pairs of virtual reality 3D glasses M. Only the above package contents are included, with no other products. N. Note: Light and different monitors may cause the color of the item in the picture to differ slightly from the actual one. The allowable measurement error is +/- 1 - 3 cm.