We have different sizes of this case
For Macbook Air Pro Retina 11.6''13.3''15.4''

 For 11.6''pls choose 11''

For 13.3''pls choose 13''
For 15.6''pls choose 15''

 Bundle 11' Applicable: Macbook air11.6,other 12 inch laptop

Bundle 13' Applicable: Macbook air13.3, pro13.3, pro13.3 retina, and other 14 inch laptop
Bundle 15' Applicable: Macbook pro15.4, other 16 inch laptop