DigiTech HARDWIRE TR-7 Owner's Manual page 22

Hook-and-loop Pedalboard Pad
To attach the Pedalboard Pad, do the following:
1. Peel off the existing rubber skid pad from the bottom of the pedal.
2. Peel the adhesive protector from the back of the Pedalboard Pad.
3. Apply the Pedalboard Pad to the bottom of the pedal.
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