【Airline Approved &TSA Friendly】Size： 18*8.5*12.5 inch (L x W x H). Compact and practical, this carry on backpack fits under the seat or in the overhead compartment, approved by Spirit, Frontier, JetBlue, and other budget-friendly airlines. It can be opened freely 90-180 degree during the airport security. | 【40L Large Capacity Backpack with Laptop Cmpartment】With 25 pockets, a lightweight design of only 1.36Kg(3lb), and the ability to freely open 180°, you can easily and conveniently carry up to 5-8 pieces of clothing. The backpack features a mesh pocket, side pockets to hold water bottles, and a hidden back pocket to keep IDs secure. Plus, the separate padded 17.3inch laptop and iPad compartment is TSA checkpoint friendly for added convenience. | 【Extra 3 Packing Cubes】LOVEVOOK Travel backpack with 3 packing cubes: 1 Large cube for sweaters, jackets, pants. 1 Water Resistant Toiletry Bag is ideal for toiletries and you do not worry making your backpack wet, there's also a shoes bag which keep your belongings neater and more organized.Large-capacity storage meets your travel needs for 3-5 days. | 【Durable & Comfortable】Built to withstand the challenges of travel, this carry on backpack is made from tear-resistant, water-resistant, and abrasion-resistant materials. It also has adjustable shoulder straps, a padded back panel, and shoulder straps, ensuring comfort during long trips; a travel essential. | 【Perfect Gift & Warranty】Surprise your loved ones or yourself with this highly functional and stylish travel backpack. Great Birthday/ Thanksgiving/ Christmas gift for your friends and family. With LOVEVOOK's reliable after-sales service and fine craftsmanship, We promise that if you are not satisfied within one month, you can refund unconditionally.