Arai Helmet Penta-Pro Instructions For Use Manual page 10

English
To replace the left chinstrap cover (D-ring side), ensure the female
chinstrap end snap side of the chinstrap and the leatherette side of the
chinstrap cover both face outward, slip the chinstrap cover onto the
chinstrap.
Position the tab on the chinstrap cover over the base plate on the
chinstrap anchor. Push tab into its receptacle and pull the strap cover
downward until it is fully snapped into place.
To replace the right chinstrap cover (long side), ensure the cap side
of the chinstrap end snap (Arai logo impressed) on the chinstrap and
the leatherette side of the chinstrap cover both face outward, slip the
chinstrap cover onto the chinstrap.
Position the tab on the chinstrap cover over the base plate on the
chinstrap anchor. Push tab into its receptacle and pull the strap cover
downward until it is fully snapped into place.
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