External Dimensions : 405 x 290 x 27 mm / 15.94 x 11.41 x 1 inches, internal dimension : 395 x 280 x 27 mm / 15.55 x 11.02 x 1 inches;Compatible with most of 15.6" laptop. The top quality zipper slides smooth,allowing you to open the case from either end of the opening for easy access to your laptop, and the accessory bag is ideal for you to tack small items like cell phone,keys, cables, cards, and mouse. Selected Material: The laptop case is made of waterproof and spill-resistant fabric material,there is no need to worry about getting your laptop wet from splashing water or rain.lined with soft flannelette inside can protect your laptop against dust, dirt, scratches and accidentally bumping. Simple but meet your every needs. Slim, portable and lightweight to take alone or slide it into your briefcase, backpack or any other bag, perfect for business, school or travel. Compatible Models: Most 15.6" Laptop Notebooks.