Britax SKYLINE Guide De L'utilisateur page 13

Removing the Backrest
1� Place the booster seat on a flat surface�
2� Place one hand in the booster seat and push the backrest down
until it lies flat�
NOTE: A click helps confirm the backrest is in the flat position.
3� Continue pushing backrest until it separates from base�
NOTE: Store the backrest in a cool, dry place.
SKYLINE User Guide
11