External dimensions: 15.9 * 10.8 * 0.7 inches / 405 * 275 * 20 mm Internal dimension : 15.5 * 10.4 * 0.6 inches / 395 * 265 * 15 mm compatible with most of 15.6' laptop for Apple Microsoft Acer ASUS HP Dell and more. The water-resistant exterior to protect your device against accidental spills,Featuring a polyester foam padding layer and soft fluff inner foam cushions to protect your tablet/laptop against dust scratches drops and shocks. The extra front pocket of the case is ideal for storage of small items such as power adapters cables pens and notepads offering added convenience. The unique handle on the top of the sleeve is durable and retractablemake the sleeve easy to take alone or slide it into your briefcase backpack or any other bag perfect for business school or travel. Sleeve bag can be fully opened at 180°and the zipper glides smoothlyeasily access your tablet/laptop.