The 3D Glasses is made of ABS and spherical resin lens materials without stimulation plastic sheet that is environmentally friendly, fully enclosed designed The distance between the phone and the lens design can be adjusted so that it suits for people with different visions. Secret images, other people cannot see anything except to the wearer himself Convenient to use for watching at any time anywhere whether sitting, lying or standing. You will not feel visual fatigue and dizzy even you use long time with the resin lens. 3D picture of the screen effect is super good, awesome feeling. Only can look at the left-right 3D film.