Gripper 40A (performance Firm hold)
The Gripper is what holds the skin to a DTR bell, Tug Bell or Retainer.
Holes or no holes (grippers with holes are slightly more flexible making them easier to roll onto the skin)
Grippers take about 40 hours of use to fully break in.
Grippers are available in two options 40A (Performance firm hold) and 30A (Relaxed medium hold)
These are made in the USA from medical grade silicone.