Vangoddy Smart Sleeves for Lenovo Yoga Series 13.3-inch Convertible Laptop/Tablet (Navy Blue) VanGoddy smart sleeve, features dual stitching and allows for a secure fit Comprised of water-resistant neoprene, keep your case secured at all times Simple slim silhouette form a snug fitted enclosure on your laptop or netbook Cushions and protects your laptop from bumps, dents and scratches Lightweight design adds no extra weight while carrying your device