Crafted from waterproof nylon fabric, meticulously selected for its tear-resistant properties, durability, eco-friendliness, and splash-proof nature, offering a delicate feel Extended and thickened fleece lining provides added protection against scratches for the laptop inside Detachable shoulder strap design enhances convenience for travel, making long journeys easier Double zipper closure withstands thousands of uses without damage, ensuring convenient and swift access Specifications Material Polyester Membrane FabricThickened Fleece Lining Size 13.3 inches external size 37x27x6cm 13.3 inches internal size 35x25x5cm 15.4 inches external size 39x28.5x6cmnbsp 15.4 inches internal size 38x27.5x5cm 15.6 inches external size 42x30x6cmnbsp 15.6 inches internal size 40.5x29x5cm Weight 13.3 Inches Weight 450g 15.4 Inches Weight 520g 15.6 Inches Weight 570g<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store