High quality thickened plastic material, safe and environmentally friendly, no odor, a variety of colors, strong and durable. Small and exquisite, easy to fold, does not take up space, convenient storage. Ergonomic design, golden ratio placement Angle, free rise and fall, multi-angle adjustment, use posture more comfortable. Horizontal and vertical plates can be placed, suitable for various sizes. Cleverly designed grooves and mobile phone tablet bezel closely fit, do not block subtitles. Avoid wire design, you can plug charging cable, headphone cable.