Call: 015535139 / WA-Viber: 9843734542 Iron mesh + plastic material, which is durable and perfect in heat dissipation performance. Combined with strong cooling system, makes your life keeps pace with the times. Dual USB charging supported Ergonomic design; Flat structure. Multi-height settings to fulfill different preference All of the corners of the cooling pad have been processed carefully and will not scratch your laptop. Compatible for the cooling requirement of all series of laptops