Leckey Mygo Notice D'utilisation page 39

9.14 Contoured headrest
cushion
To attach the headrest cushion first place
the polypropylene reinforcement between
the cushion cover and the headrest
assembly. It should not be zipped inside
the cushion cover.
Then place the cushion onto the head
support. Snap the central fastener and
two side fasteners in place. Bring the lower
flap under the head support and attach
the velcro.