Graco TURBOBOOSTER GROW RightGuide Instruction Manual page 61

Backrest Pad
Clean with a damp sponge using mild soap and cool water.
If needed, backrest pad may be removed for cleaning.
To remove, undo the 4 snaps on the seat back.
Pull backrest pad off the backrest as shown.
Machine wash cover in cold water on delicate cycle and
drip-dry. DO NOT USE BLEACH.
Reverse the steps to reattach the backrest pad.
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