Volkswagen Golf GTI 2016 Owner's Manual page 514

Fig. 102 In the luggage compartment: Shopping bag hooks.
Please first read and note the introductory information and
heed the WARNINGS →
Shopping bag hooks may be located on the upper left and right of
the luggage compartment → Fig. 102 (arrows).
WARNING
Never use the shopping bag hooks as tie-downs. The hooks
could break off during sudden braking maneuvers or in a collision.
Introduction