Honda CBR150R 2018 Owner's Manual page 36

Storage Equipment
The helmet holder, helmet set wire (in the
tool kit), tool kit, and document bag are
located under the rear seat.
Helmet holder
Use the helmet holder only when parked.
u
#
Removing the Rear Seat
32
Helmet set wire
Helmet D-ring
Helmet set wire
(P.58
Tool kit
WARNING
3
Riding with a helmet attached to the
holder can interfere with the rear wheel
or suspension and could cause a crash
in which you can be seriously hurt or
killed.
Use the helmet holder only while
parked. Do not ride with a helmet
secured by the holder.
Document bag
Rubber strap