Material and protection Made from durable canvas and high density waterproof polyester. The sleeve has a velvet lining, a foam padding layer, and a soft fabric lining to cushion against bumps, provide anti-static, shockproof and scratch protection, and reduce accidental damage to your computer. Laptop sleeve dimensions External: 16.14 x 11.81 x 1.18 inches. Internal: 15.74 x 11.41 x 0.78 inches. Weight: 331 g (0.72 lb). Compatibility Fits most 15 to 15.6 inch laptops and devices. Compatible with Apple 15-15.6 MacBook Air/MacBook Pro (Retina) 2016-2024; 15 inch New MacBook Air/Pro M1 (2024); 15 inch iPad Pro; 15/IdeaPad 3 15; Chromebook S330; Yoga C740 C940 5i 7i 9i 15; ThinkPad 15; ASUS Chromebook Flip 15 / ZenBook 15; Acer Spin 3 5 15 and more 15-15.6 inch laptops. Capacity and organization Generous interior space with a smooth zipper. Front zipper pocket includes three pen holders and one open pocket for quick-access items such as phone, pens, wallet, and keys. Side zipper pocket accommodates magazines, folders, or books. The main padded laptop compartment fits most 15 inch laptops and leaves room for a charger, power bank, power adapter, and other accessories. Design and carrying options Lightweight and convenient. Two carrying options: a removable shoulder strap for use as a shoulder bag or handbag; a hideable handle strap that can be tucked away to convert to an inner bag; a luggage strap allows securing the bag to luggage or a suitcase to protect against bumps when traveling. Use scenarios - Daily commuting or office use with organized pockets for laptop and accessories. - Travel or airport transit, with the luggage strap for easy attachment to a suitcase. - School or home use, keeping charger, power bank and documents neatly stored alongside the laptop.