(Black) Premium Quilted Memory Foam Nylon Sleeve Carrying Case for Lenovo ThinkPad Twist (S230U) 12.5-inch Convertible Ultrabook Laptop Premium quilted, memory foam nylon sleeve carrying case for Lenovo ThinkPad Twist (S230U) 12.5-inch Convertible Ultrabook Laptop Interior memory foam padding compliments the mold of your laptop with a soft, smooth texture Shock absorbent case materials enable you to keep your laptop protected against shock & impact Slim lightweight design, great for carrying alone or putting into a larger bag for added protection Dual zipper opening designed to provide you with quick & easy access to your laptop or Ultrabook