Features: - Keep your laptop secure and stylish with the Thread® Laptop Sleeve. Made from durable crinkle nylon material, this sleeve is insulated to protect your laptop from daily wear and tear. Available in two sizes—17-inch for larger laptops and 15.3 -inch for smaller devices—each sleeve features a convenient back pocket for extra storage and a zipper closure to keep everything secure. Whether you're commuting to work or heading to class, this sleeve has you covered.- Secure zipper closure.- Insulated protective padding.- Back storage pocket.- Dimensions:- Large: 15.3 in (39 cm) x 11 in (28 cm) x 0.75 in (2 cm).