Product Comparison Laptop Shoulder Bag Add To Basket Laptop Sleeve Add To Basket Laptop Briefcase Add To Basket Laptop Backpack Add To Basket Laptop Backpack Add To Basket Customer Reviews 4.4 out of 5 stars 995 4.4 out of 5 stars 2,223 4.6 out of 5 stars 55 4.4 out of 5 stars 388 4.5 out of 5 stars 5,590 Price £39.99£39.99 £23.99£23.99 £30.59£30.59 £58.99£58.99 £28.00£28.00 Internal Size 12.2 x 8.86 x 3.15/5.91 Inch 15.75 x 11 x 1.77/3.94 Inch 15 x 10.6 x 1.6 Inch 16.9 x 12.6 x 3.9/7.1 Inch 15.6 x 11.8 x 1.3/5.6 Inch Compatible With 11.6/12.9/13 Inch Laptop 14/15/15.6 Inch Laptop 15/15.6/16 Inch Laptop 14/15/16 Inch Laptop 14/15/16 Inch Laptop Expandable Design ✔ ✔ ✘ ✔ ✔ Carrying Mode Handle & Shoulder Strap Handle Handle & Backpack Strap Handle & Backpack Strap Handle & Backpack Strap 180° Opening And Closing ✔ ✔ ✘ ✘ ✘ How to use extended part ? Your laptop can put in the laptop compartment, the front pockets and valuables compartment can hold accessories such as bankcard/cash/key/mouse etc. The expandable compartment can be closed,Open the expansion zipper for more storage space when needed Does it comes with shoulder strap ? Yes, you can carry it by handle or shoulder strap, easy to install and adjust the length of the shoulder strap as needed. Please let us know if there is any problem with the shoulder strap when you use it. Does this laptop case fit the MacBook Air 13-inch laptop? Yes, Due to the different size definitions of each laptop brand and version,you can check the size of your laptop and then choose the size that fits your laptop Will this laptop bag protect laptop effectively ? Yep, This laptop bag is made of splash resistant material, with a separate computer compartment to protect your computer from impact and dust.