Features: - Please check out if the sleeve case fits your devices or not before placing the order. - Designed specifically for 11 inch / 13 inch / 14 inch / 15 inch MacBook pro, MacBook pro retina, MacBook air, or similar non-Apple devices, e.g. Dell XPS 13. - 360 Degrees Protection: Eco-friendly material provide your laptop with 360° of shock-proof protection, while a soft flannel lining interior provides protection against scratches and dents. - Spill Resistant: The woven exterior utilizes liquid proof 600D wear-resistant polyester fabric to protect your device against accidental spills. - Zipper Security: We used tested, top quality materials to make sure the zippers remains firmly in place and secure, preventing accidental slipping. Size: 11 inch: 23 x 32 x 2 cm / 9.05 x 12.59 x 0.78 inch (L x H x W) 13 inch: 24 x 34 x 2 cm / 9.44 x 13.38 x 0.78 inch (L x H x W) 14 inch: 26 x 36 x 2 cm / 10.23 x 14.17 x 0.78 inch (L x H x W) 15 inch: 28 x 38 x 2 cm / 11.02 x 14.96 x 0.78 inch (L x H x W)