【Materials】1. The surface material uses a three-layer structure of PC polycarbonate resin + ABS material, which is lightweight yet highly impact-resistant. The popular aluminum frame is adopted, making it suitable for use in both business and casual settings. It is stylish and large enough for domestic travel and business trips. 2. Frame: Aluminum. Lightweight and easy to carry. Colors and designs suitable for both women and men. The factory has made improvements to the exterior silver and the lining. The modified silver suitcase has a black lining. Old color stocks will gradually be replaced with new colors. Small scratches are within the range of genuine products and will be shipped. 【Sizes】The external dimensions of the SS size are 55*36.5*20.5cm, with a capacity of 35 liters, and the sum of the three sides is <115cm. It can be carried on board and is designed to be suitable for the cabins of Shinkansen, buses, and airplanes. The S size has a capacity of 42 liters and is suitable for 2-3 nights. The S size is lightweight and easy to use, and can be carried on board, but it only applies to some airlines, so it is best to check with the airline in advance. The M-22inch size has a capacity of 50 liters, suitable for 3-4 nights. The M-24inch size has a capacity of 60 liters, suitable for 4-5 nights. The L size has a capacity of 80 liters, suitable for 6-7 nights, and the XL size has a capacity of 100 liters, suitable for 7-10 nights. Choose the optimal size according to your travel or business trip needs. (Sizes include casters, side handles, locks, and side hooks.) *Please note that there may be slight errors in size measurements. [Yuweijie] Improved silver body color!! Suitcase Aluminum frame Carry case Carry-on luggage Checked luggage Large trolley case Lightweight carry bag Quiet double casters Impact resistant Travel Business Trip TSA lock with protective cover, Silver M-22inch size 3 nights 4 days 50L 1643 $$7000 I16297