There are several inch sizes for your Macbook. Which size laptop sleeve fits your Macbook? Measurement is knowledge, and pay attention to the inside measurements of the laptop sleeve. It is possible that a 13 inch laptop will fit into a 12 inch laptop sleeve, but avoid disappointment. Maes & Hills has various sleeves for your Macbook from brands such as Herschel. Whichever one you choose, every Macbook sleeve will protect your Macbook against bumps and scratches.