Laptop Sleeve Bag Size:
13.3 inch bag : Outer dimension  35.0 x 25.0 x 3 cm   
14.1 inch bag : Outer dimension  39.5 x 27.5 x 4 cm                      
15.4 inch bag : Outer dimension  40.0 x 28.0 x 4 cm  
15.6 inch bag : Outer dimension  42.5 x 29.5 x 4 cm   
13.3" bag is very bigger for macbook new touch bar models.