FITS MOST PERSONAL ITEM SIZERS 18x14x8: Remove the wheels, and this rolling backpack meets underseat luggage standards. It can hold a 15.6-inch laptop, making it perfect for budget airlines like Frontier and Spirit. Built-in Power Bank Pocket for Easy Charging: This rolling backpack features a sewn-in power bank pocket within the main compartment, making it a portable charging station for your electronic devices. Ideal for business trips, school, or travel, it ensures you can conveniently charge your devices on the go. Detachable Wheel Functionality: Engineered with practicality in mind, the backpack includes removable wheels, transforming from a rolling carry-on backpack to a traditional backpack with ease. It stands out as a suitcase backpack with wheels, ready for any journey. Convenient Wide-Open Access: Unlike a full suitcase backpack, our rolling backpack for travel features a wide-open design for easy access to essentials on the move, eliminating the need for a flat surface during transit, perfect for quick stops and smooth travel. All-Purpose Design for Every Traveler: This backpack, whether utilized as a rolling backpack for women with style needs or as a rolling backpack for men requiring durability, offers a seamless blend of fashion and function, making it a top choice for adults seeking a luggage backpack with wheels for any adventure. Extra 4 Replaceable Spinner Wheels: Unlike typical rolling backpacks, StarCloud's offering comes with a remarkable advantage - four additional replaceable spinner wheels. This feature ensures you're always prepared for any wheel-related mishaps during your travels. Spacious & Organized Design: The backpack measures 20.5 x 13.5 x 8 inches (including wheels, excluding the handle), providing ample space for all your essentials. It includes a padded laptop sleeve for laptops up to 17.3 inches, alongside dedicated compartments for tablets, magazines, passports, and water bottles. Roll & Carry in Style: The four 360° spinner wheels offer effortless navigation, making it perfect for air travel, business trips, or college campuses. For added versatility, it can be transformed into a regular backpack, catering to a variety of travel styles. Durability & Comfort: Crafted from tear and dirt-resistant polyester, this backpack offers exceptional durability. Padded adjustable shoulder straps ensure optimal comfort. With a premium aluminum telescoping handle and upgraded spinner wheels, smooth maneuverability is guaranteed. Protective corner guards and lockable zippers enhance security and longevity. Ideal Carry-On Design: StarCloud's rolling backpack is crafted to meet the size requirements of most airlines, measuring at a convenient 22 x 14 x 9 inches, ensuring hassle-free storage in overhead compartments. It's the perfect companion for travelers seeking efficiency and style on short journeys. In summary, StarCloud's 20-inch Rolling Backpack is not just your typical travel companion; it's a thoughtful and versatile gift for business professionals, college, and anyone constantly on the go. With the invaluable addition of four replaceable spinner wheels, it guarantees a seamless travel experience. Elevate your journeys with StarCloud's innovative design and exceptional functionality.