The Texas Instruments Ti-30Xiis / Ti-30X Iis 2-Line Scientific Calculator Is Aproca Blue Hard Storage Case, for Texas Instruments TI-30XIIS / TI-30X IIS 2-Line Scientific Calculator Eco-friendly Material: Made of High-density EVA and 1680D Material, premium Hard EVA to provide durability and a long-lasting performance. Perfect Fit: Specially designed for Texas Instruments TI-30XIIS / TI-30X IIS 2-Line Scientific Calculator. Practical Design: Comfortable hand strap for easy portability,Comes with specially mesh pocket for other accessories,Smooth but strong double zipper are easy for opening and closing, giving you a better using experience. Great Protection: The Case is semi-waterproof,anti-static, shockproof, Stylish and Durable,prevents any damages or scratches caused by accidentally bumping,dropping, secures the device in good condition on travelling or outdoors. Note: This listing is an empty Case only. Any items shown in photos are for illustrative purposes only and are not included with the case.