Good Design Award: Winner of the Good Design Award (2017) with a high reputation for both functionality and design. It also has winner of the World Design Award Red Dot award (2011). 【Adding a Numeric Key to the Macbook】Macbook with a side number key is not suitable for numbering work. The NUMS solves it. Simply attach it to the trackpad to increase your numeric keypad and 2.3 times the number input speed. Fingers reduce 66% wasted movement for a different feeling of fatigue. Ultra Thin: Only 0.01 inch (0.26 mm) thick. Made of special material called alumino silicate mineral glass. Easy to carry and close your computer while still sticking to the trackpad. Also a protective sheet for your truck pad. Launcher Function: Just register the frequently used software, favorite sites, and shortcuts to activate it with a single touch. It can omit normal mouse operation, and it will greatly increase your work efficiency. Product Specifications: Size: 4.5 x 3.0 x 0.02 inches (11.4 x 7.6 x 0.05 cm); Material: Aluminum silicate mineral glass; Compatible with: MacBook, Macbook Air, Macbook Pro, surface, etc. Brand: NUMS