?High quality Material: The outside of this laptop bag is made of high quality waterproof Oxford,high well-pad soft fleece inside,comfortable touch, provide 360°protection for your laptop and various device. | ?Multifunctional lightweight Laptop Sleeve: 2-way to carry: provide a removable shoulder strap,can be use as shoulder bag or handbag base on your need;Hideable handle strap,when hide it, easier to slide to your backpack as a inner bag.It will be a good partner for your daily use or business trip. | ?Excellent Detail: Use Exquisite zipper,all stress points have been strengthened, make sure the bag does not fall apart when carrying heavy goods. | ? External Dimensions: 18.1 x 12.8 x 1.3 inch;Internal Dimensions: 17 x 12.2 x 1 inch.Suitable for 17-17.3 inch: Dell, Acer, ASUS, Samsung, HP and other brand laptops.(Please allow a little size different because of manual measurement). | ?Our Guarantee : Return without any reasons(within 60 days); Exchange within (24 months) if you don't like. If any problems, please do not hesitate to contact us. We will provide the best solution for you.