Graco Contender Slim Instruction Manual page 70

Infant Head Support
Use head support only in the rear-facing mode.
To adjust the support, pull up until desired height.
To install, thread the head support straps through the
headrest and use the fastening strips to connect the
straps together.
To remove, undo the fastening strips and pull the straps
out of the headrest.
Harness Covers
Make sure that harness covers do not interfere with
placement of the chest clip at armpit level.
When forward-facing, harness covers MUST be used
for children weighing 25 lb (11 kg) or less.
When forward-facing, harness covers MUST be placed
on top of child's shoulders.
To remove, undo the fastening strips and remove.
68