RENDS Vorze A10 Cyclone WFlap InsertThe A10 Cyclone SAs exclusive inner sleeves are all made out of high quality material that feels just like real skin. This WFlap texture has two large flaps down the tube which if you twist the sleeve will feel like a soft slapping sensation. Only compatible with the Vorse A10 Cyclone SA but its easy to insert and remove for cleaning, just remove the inner case from the main unit and firmly set it with the 6 pins. Insert the inner case into the main