SODIAL(TM) Gummy Cover Transparent Clear/Solid Black (S Shape) for Apple iPod Touch 4G The unique combination of hard and soft casing gives this case an unmatched look The contrasting colors of the two surfaces also enhance the visual design of this case The case is great for those are seeking a fresh new design for their phones as well as protection and full access Durable TPU skin protector case. TPU stands for thermoplastic polyurethane which is more abrasion resistant and shock absorbent than rubber.