ABC&reg; Silicone Sleeve For iStick TC100W Case 100w TC Temp Control Skin Cover (Red) Silicon cases are simply designed For iStick TC100W Stretchable silicon material that fits snug on your mod The rubber helps gives extra grip when holding your mod, especially in wet conditions Ribbed grip and softer silicone and the USB hole big enough for your charging cable All the corresponding button positions are marked correctly so one can adjust for iStick TC100W Mini easily without taking it out of the case