Description: The use of imported TPU elastomer material, well-designed and produced, 100% in accordance with the books keyboard tailor-made, books essential users; Soft and flexible texture, ultra-thin transparent, excellent touch. Thinner and lighter, more transparent! Installation is simple, can be positioned directly on the keyboard, without paste and cut; easy to use, close fit on the keyboard surface, does not affect any keyboard operation; Waterproof, no longer have to worry about water, coke, coffee and other liquid splash in the keyboard and damage the computer; Dust-proof, to avoid dust, soot, biscuits and other debris fell into the keyboard and affect the life of the keyboard; Easy to clean and wear-resistant, ensuring you have a brand new and hygienic keyboard for easy storage without twisting. Specification: Material: TPU material Size: 39.7x6CM Scope of application: Lenovo 510S15.6-inch keyboard Package Includes: 1x Keyboard Cover