Large Sports Disaster Prevention 17 PC Business Laptop Back Large 30L with USB Charging Mountain School A4 Storage [AISFA] Men's Backpack, Capacity,

---------------------------------------------------------------------- [Streamlined Rucksack] Size: 52cm*31cm*16cm Weight: Approx. 0.9KG Capacity: 30L A business backpack with a streamlined design that gives you a sense of luxury. A large-capacity men's backpack with smart sorting pockets that can hold plenty of necessary items such as a 17-inch PC, A4-sized documents, and a change of clothes for 2-3 days. [Multi-functional] Anti-theft: There is a hidden anti-theft pocket on the back, which can be used to store valuables such as wallets and smartphones. Carry-on function: The luggage belt can secure the backpack to the suitcase, making it easy to move and eliminating the worry of it falling off. [A wealth of storage pockets for small items] There are many pockets inside, making it convenient for storing small items such as notebooks and pens, as well as plastic bottles and tablets. There is a dry and wet separation pocket for storing toiletries. There is a zipper pocket on the shoulder to store your transportation card, so you can pass through ticket gates without stopping. The main pocket comes with a removable key chain, saving you the trouble of looking for your keys. [High-quality waterproof material] Made of high-quality oxford fabric, it has excellent water repellency and protects the contents of the waterproof backpack from sudden rain and dirt. Highly wear resistant, tear resistant and long lasting. The back has a built-in thick cushioning material, making it comfortable to carry on your back for long periods of time. *Please note that it is not completely waterproof. [Independent PC storage space] The thick cushioning material of the business backpack can protect the contents such as PCs and tablets from shock and vibration. You will also need to take measures to prevent important documents and presentation materials from getting wet in the rain. For commuting, you need a backpack that is durable and waterproof. [Useful in a variety of situations] Not only can it be used for daily commuting to work or school, but it can also be used in a variety of situations such as camping, mountain climbing, business trips, travel, fishing, etc. It's the perfect gift not only for yourself, but also for Merry Christmas, Father's Day, birthdays, and more! [USB Rechargeable] The mountaineering backpack has a USB charging port and a hole for earphones. You can charge the battery while carrying your mountain climbing backpack. *Power bank not included. [Ergonomic design] The ergonomic belt and entire back are made of thick cushioning and highly breathable mesh material, reducing strain through the decompression effect. It has a structure that efficiently transfers the load to your lower back, so it fits well and keeps you comfortable even when you carry it for long periods of time. [To customers] The only official AISFA brand store on Amazon is "AISFA". When ordering, please be careful of counterfeit products. In Japan, the AISFA trademark number is: 6118585 [AISFA Reliable Quality Assurance] If you have any problems when using the backpack, please feel free to contact us. When contacting us, we would appreciate it if you could provide us with the "order number" and "product name" of the purchased product. *Intentional damage is not covered by the warranty. Contact method: [Account Service] - [Order History] - [Contact Seller] [Three-dimensional structure that fits more than you imagine] The backpack has a three-dimensional structure, so you can store it neatly even if you put a lot of your precious belongings in it. If you are looking for a large capacity body bag, we are sure that it will meet your needs. [Equipped with a secret pocket] If you have important smartphones, keys, credit cards, or other items that are easily dropped or stolen, you can put them in this secret pocket for added peace of mind! !100 %It won't be stolen.