Lexus GS300 1998 Owner's Manual page 103

INTERIOR EQUIPMENT
14G012
"Rear
To use the cup holder, push the cup holder portion of the
center armrest in the rear seat.
The cup holder is designed so that cups or cans fit snugly in
the holes.
CAUTION
D Do not place anything else on the cup holder, as such item
may be thrown about in the compartment and possibly
injure people in the vehicle during sudden braking or an
accident.
D To reduce the chance of injury in case of an accident or
sudden stop while driving, keep the cup holder shut when
not in use.
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