Description: This protective laptop shoulder briefcase handbag with back belt for trolley case is made from premium environment-friendly polyester material,which is very durable,not easily broken. The exclusive trendy design also gives your device the most functionalyet fashionable look,and enables you to carry your laptop in a uniquely sleek style. It can be perfectly used for study business leisure and travel,stylish and decent in appearance,you will be delighted with our bag. 13-13.3 Inch Compatibility: External Dimensions: 37.5x24.5x3cm / 14.8x9.6x1.2inch (L x W x H),Internal Dimensions: 35.5x22.5x3cm / 14x8.9x1.2inch (L x W x H). Perfectly Fit: MacBook Air 13: A1369 / A1466 MacBook Pro Retina 13 Late 2012 - 2015: A1425 / A1502 MacBook Pro 13 with CD-Rom 2008 - Early 2012: A1278 12.9 inch compatible with iPad Pro 2017 compatible with Microsoft Surfaceicrosoft Surface Book 13.5 Inch Surface Laptop 2017 compatible with Dell Inspiron 13 5000 2 in 1 2017 HP SPECTRE X360 13.3 Inch 2 in 1 HP Stream 13,HP Pavilion 14 Please note: May not snugly fit all computers due to variations in the sizes of different models,so please kindly check the dimension of your laptop to choose the right size bag. Product Specification: Product material: Jean fabric,polyester foam padding layer and fluffy fleece fabric lining Product dimensions: External Dimensions: 37.5x24.5x3cm / 14.8x9.6x1.2inch (L x W x H),Internal Dimensions: 35.5x22.5x3cm / 14x8.9x1.2inch (L x W x H). Product weight: 420g/14.8oz Package: 1x Laptop Shoulder Bag 【Laptop Shoulder Bag Dimensions】External Dimensions: 37.5x24.5x3cm / 14.8x9.6x1.2inch (L x W x H),Internal Dimensions: 35.5x22.5x3cm / 14x8.9x1.2inch (L x W x H). 【Back Wide Luggage Belt Designed】Provide the function of fixing to the luggage trolley. Convenient for your journey to anywhere. Features a polyester foam padding layer and fluffy fleece fabric lining for bump and shock absorption and protection of your computer from accidental scratches. 【Removable & Adjustable Padding Shoulder Strap】 The shoulder strap varied from 27 inch to maximum 48 inch and dual sturdy handles for long time comfortably carrying,top handles also can tuck away in the pockets when not needed. 【Side Pocket Design】Ideal for storage of small items such as power adapters,cables,pens and notepads,offering added convenience. 【Compatible】Compatible with MacBook Air 13,MacBook Pro Retina 13,Old MacBook Pro 13 with CD-Rom,Surface Book 2/1 13.5,Surface Laptop 2 2018/2017,compatible with Dell Inspiron 13/14,compatible with Dell Latitude E7470 14,HP Elitebook 830 13.3,HP Elitebook X360 1030 13.3,HP Spectre X360 13.3,HP Envy 13,HP Stream 13/14,HP Pavilion 14,compatible with Lenovo IdeaPad 710S/720S 13/14 Inch,compatible with Lenovo 720 13.3/Yoga 2 Pro/Yoga 920,compatible with Asus ZenBook/Chromebook 13.3,compatible with Acer Swift1/7 13.3,compatible with Acer Swift5/Spin7 14,compatible with RAZER Blade Stealth 13.3 and most 13-13.3 Laptop.