T228 Diving Material Computer Bag Multi-pocket Laptop Liner Bag, Size: 13 Inch 1. Appearance fabric: Jiaji cloth 2. Inner fabric: polyester 3. Sandwich material: diving material SBR 4. Handles are lined inside and can be hidden 5. External Specifications: -11 inches: 33 x 22.5 x 2cm -13 inches: 34 x 26.5 x 2cm -14 inches: 36.5 x 27.5 x 2cm -17 inches: 44.5 x 32.5 x 2cm -10 inches: 29 x 21.5 x 2cm -15.6 inches: 39 x 30 x 2cm 6. Internal Specifications: -11 inches: 31 x 20.5 x 1.5cm -13 inches: 32 x 25 x 1.5cm -14 inches: 34.5 x 25.5 x 1.5cm -17 inches: 42 x 30 x 1.5cm -10 inches: 27 x 19.5 x 1.5cm -15.6 inches: 37 x 27.5 x 1.5cm 7. Please select a bag whose computer specification is less than or equal to the internal specification of the computer bag