Valco Baby Removing Tri-mode Seat Liner (to install Bassinet) - Manual (Page 3)

6. Fasten the
lowermost snaps at
either side, located at
about the point where
the footrest meets
the seat liner.
7. Recline the seat all the way by
squeezing, in a pincer like manner,
and pulling the seat liner back as
far as it will go. (be sure that both
sides are evenly released)
8. In turn, wrap each of
the side straps around
the stroller frame and
secure by inserting the
metal ring over the
strap edge until the
strap is fully engaged.