Sumo Cases, 12" Green Laptop Sleeve. Sumo Cases are soft, squishy and super strong. Does your computer cook your legs while working on the couch? Use your Sumo sleeve to provide a soft comfortable buffer. Soft Corduroy Liner - No harsh zippers to scratch your computer - Sturdy Velcro Closure Full Padded Protection - Durable topstitched nylon ballistic - Printed flap liner - Custom fit for Apple's 12 PowerBook/iBook - Fits most notebooks with these dimensions 12w x 9.5h x 1.25d