- This bundle is perfect for travellers. The backpack has a padded inner compartment for your notebook, and pockets for phone and keys. And the mouse doesn’t need a driver, for easy plug and play use. - The HP Notebook Backpack Case - 43,9 cm (17.3”) Bundle is perfect to help you stay organised. It allows easy access to your phone, keys and tickets, while keeping your notebook safe in the padded inner compartment. - Don't get weighed down carrying heavy loads on your back. The HP Notebook Backpack Case - 43,9 cm (17.3”) Bundle has padded adjustable shoulder straps, so the weight is evenly distributed – even if your backpack's full. - For optimal control and accuracy, the high-precision optical mouse in the HP Notebook Backpack Case - 43,9 cm (17.3”) Bundle has a smooth, fast scroll wheel and a comfortable, right-handed design. - The USB 3-button high-precision optical mouse offers easy plug and play use – and there's no driver required, so your mouse will always work.