Polymer Materials: The material of the laptop rolling bag is made of 420D embossed Oxford cloth PVC base, which is highly stable. It is made of durable frames and high-quality waterproof fabric. With a compact combination lock, it enhances security(Note: The bag can accommodate up to 15.6-inch/17.3-inch ultra-thin laptops. ) Removable Swivel Wheels: This rolling briefcase with wheels is equipped with 4 detachable wheels, a telescopic handle, and a sturdy handle, allowing you to choose between pulling and rolling or carrying by hand during travel/business trips, and switch according to the environment at any time Aircraft-certified Size: The dimensions of this rolling laptop bag are 17.3" x 15.7" x 8.3", suitable for most airlines' overhead compartments and meet the size requirements for carry-on luggage. It is compatible with under-seat storage. The rolling computer bags is an ideal choice for business men and women traveling on business trips Removable laptop Sleeve: The spacious main compartment can accommodate overnight clothes, documents, and other daily essentials, and comes with a removable 16.5-inch padded laptop sleeve for convenience during airport security checks. Additionally, it features a waterproof pocket, a storage pocket, a side water bottle pocket, and a front compartment for items such as pens, business cards, and mobile phones Multi-Functional rolling briefcase: This rolling computer bags is a must-have for travelers on business trips. It is ideal for travel, overnight stays, daily commuting, weekend getaways and vacations Lekebobor Rolling Laptop Briefcase for Men Product Specifications: Color: Black Weight: 2.6kg/5.8lbs Size: 16.5x7.1x15.4 inch(LWH) Wheels Height: 3.1 inch /8 cm Capacity: 25L Fabric: Water-resistant polyester Occasion: travel/business trip/work Airline Approved: Fit the under seats and overhead bins of most airline Features: Easily fits under the seats or overhead bins of most airlines. Comes with an extra zipper lock to proect your valuables from thieves. Equipped with a back lugagge strap to secure the bag on your luggage. The 180° large opening can help quickly go through security checks. Features a detachable 15.6-inch padded laptop sleeve for easy access. Main compartment can store clothes, files, books, etc. Side pockets hold large water bottles or umbrellas. Rolling wheels and retractable handle make it easier to carry for a long time. The telescoping handle and wheels are designed to free your shoulders and back from the burden. Perfect for work, business trips, overnight stays, or travel. Gift for professionals and travelers. Made of heavy-duty 600D Oxford fabric, which is water repellent and durable for daily use and frequent travel. After-sale Warranty: Our rolling laptop briefcase offer a 30-day money-back guarantee and a 180-day warranty for quality-related issues, friendly customer service reply within 24 hrs.