Zikee 13" Macbook Sleeve Water Resistant Light Protective Case, for 13" Macbook Pro/ Air and most of 13.3" Ultrabooks Compatibility: Internal Dimensions: 13.5" x 0.78" x 9.3" (L x W x H) ; External Dimensions: 14.1" x 0.78" x 9.8" (L x W x H). Perfect for 13" Macbook Pro/ Air and most of 13.3" Ultrabooks. Water Resistant: The exterior utilizes thickened water-resistant canvas material to protect your device against accidental spills. Superior Protection: Thickened canvas material and a soft lining interior provide your laptop with 360shock-proof protection and scratches. Slim, light and compact: perfect for those who hate big, bulky carrying bags; easily slide in your device. A cute complimentary mini-sleeve along with your purchase of this sleeve. 12-month warranty and friendly, easy-to-reach support.