♥ 4 Removable Wheels & 2 Extra for Replacement - The 360 wheels allow you to roll the bag freely, built for commuters and travelers. 2 extra wheels for exchange easily. Smooth rolling wheels make your journey more enjoyable. ♥ Multi-Functional Backpack - With the aluminum handle, it can be used as a rolling carry-on suitcase when traveling; with the breathable back and air-flow shoulders straps, it can be easily converted into a laptop backpack, allowing for comfortable carrying; With the top handle, it can be lifted up when climbing stairs. ♥ Multiple Built-in Pockets - Large separate shockproof compartment for a laptop up to 15 inches; There are multiple built-in pockets, two side pockets which will reasonably store your wallet, pens, phone, keys, clothes, books, water bottle and so on. And the anti-theft zippers will secure your laptop and valuables. ♥ 18-inch Aluminum Hideaway Telescoping Handle - It can be adjusted to different heights and tucked and zipped into its own pocket. The 360-wheels allow you to roll the bag freely, built for commuters and travelers. The loading capacity is 44lbs. The handle might be damaged if the backpack is overloaded. Please pack your stuff reasonably. ♥ Water-Resistant & Durable - The water-resistant and the tear-resistant nylon fabric is perfect for traveling in wet weather. Dimensions: 13*8.67*20.87 inch. Is Discontinued By Manufacturer: No Package Dimensions: 55.88 x 35.56 x 24.89 cm; 3.42 Kilograms Date First Available: 9 January 2020 Manufacturer: Racini ASIN: B079GTCYF2 Item part number: Blue1901 Manufacturer: Racini Item Weight: 3 kg 420 g Description About Racini Our products come with ISO9001 Certification, which makes our products more trustworthy. For more than 20 years, we continually strive to satisfy and exceed customers' expectations based on our guiding principle of "Quality defines existence, and management is the key to development".