1. Material: ABS+ silica gel 2. Surface technology: texturing. 3. Size: folded: 91*48*179mm; unfolded: 91*130*175mm. 4. Weight: 243g. 5. Suitable for 4.7-10.5 inch mobile phones and tablets. 6. Applicable scenarios: online course learning, work meeting, watching TV series and video, live broadcasting.