Designer Sleeves for Ultrabook (UB13-AUTB) Snug, form fitting design hugs your ultrabook for extra security Wetsuit grade neoprene helps cushion your ultrabook from moisture, shock and scratch damage Durable and light weight Magnetic closure keeps your ultrabook securely in place Rich, permanent, full color graphics will never crack, peel or fade Accessorize your ultrabook with fun designs that reflect your style and fashion Fits Most 13.3-Inch ultrabook computers including Toshiba Portege 13.3-Inch, Dell XPS 13.3-Inch, MacBook Pro 13.3-Inch with Retina Display and MacBook Air Wash with damp cloth