Sturdy Dual Rod Support The double hinge design creates a strong damping force, allowing you to adjust the height and angle of the tablet holder. Non-slip Silicone Pads Anti-slip silicone and smooth edges protect your tablet from slipping and scratching. Ventilation Hollow design The multiple ventilation holes provide better ventilation and more airflow to cool your iPad. Perfect for FaceTime Group Calls & Learning This ipad stand has multi-angle adjustment, provides the best viewing angle, supporting both vertical and horizontal viewing.