POFOKO A200 13.3 inch Laptop Waterproof Polyester Inner Package Bag 1. Simple, anti-wrinkle, light and slim, easy to carry. 2. Three layers of functional materials to care for your computer. High-density cationic polyester fabric, wear-resistant and waterproof. High rebound and shockproof inner cotton, effectively absorb external collisions, shockproof and anti-collision. The inside of the flannel is comfortable and soft, and it prevents the friction between objects. 3. High molecular density polyester fabric, comfortable to wear, wear-resistant and scratch-resistant, with excellent water repellent function, effectively blocking water molecules. 4. Large opening for easy access. 5. The baby products industry custom-made hook and loop fastener, does not hurt the skin does not damage the clothing. Product cleaning and maintenance: 1. The outer surface can be gently wiped with a damp cloth that is soft, lint-free, and non-marking. 2. For more serious stains, use a small amount of neutral detergent to match the cleaning. 3. Avoid using corrosive detergents such as alcohol and bleach, which can cause unforeseen problems. Storage: Do not use for a long time, please do basic cleaning of the product and store it in a dry pass. At the wind, avoid long-term exposure to the environment such as temperature, humidity, and sun exposure. (Packages are recommended to place appropriate fillers inside to keep the product flat. whole). Precautions: Avoid contact with rough surfaces or sharp objects, which may cause scratches or abrasion on the surface of the product.