Description: 100% brand new and high quality. Feature: Made of high-quality PVC material, durable, firm, wear-resistant for us to use. 2 big cooling pad and 2 small cooling pad can be used together, it will not do harm to your computers. It can enlarge the heat dissipation area and space of the bottom of the computers by adding the height of the notebooks. The tilting angle is adjustable for you to relieve the fatigue of your wrist, making you use it more comfortably. It is suitable for PC computer, notebooks, laptops, and many other devices to use. Cooling Pad only, other accessories demo in the picture is not included! Specifications: Item Type: Cooling Pad Material: PVC Size: Large Mat: 25x45mm/0.9x1.7in, Small Mat: 15x35mm/0.5x1.3in Color: Grey Applicable models: notebook Quantity: 4Pcs/Set Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 2 x Big Cooling Pad 2 x Small Cooling Pad