Pls reference the bag dimension ( Length x Width x Thickness ) before your order it. 13.3 inch : Outer dimension : 36.0 x 25.5 x 6.5 cm Inner dimension : 33.0 x 23.0 x 3.0 cm 14.1 inch : Outer dimension : 38.0 x 27.5 x 6.5 cm Inner dimension : 35.5 x 25.0 x 4.0 cm 15.4 inch : Outer dimension : 38.5 x 28.0 x 6.5 cm Inner dimension : 36.0 x 25.5 x 4.0 cm 15.6 inch : Outer dimension : 42.0 x 29.0 x 6.5 cm Inner dimension : 40.5 x 28.0 x 4.5 cm 13.3" bag is good for macbook old air and pro 13.3 inch, it is too bigger for macbook new 13.3 inch ( Model : A1706, A1708, A1932, A1989). Pls help don't order it if you don't like big bag. Kind remindly : This is thick version, bag thickness is 6.5 cm, bag inner have special pocket for laptop, adapt and mouse. We have same bag for thin version, thin version bag thickness is 3.5 cm. pls check other link to order it if you need it.