How to replace your brush heads to remove the brush head:
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<br />1. Grip the brush head firmly, then push and twist it counterclockwise. 
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<br />2. Pull the head away from the handle. To attach the brush head, push down and twist the 
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<br />head clockwise until it snaps into place. Be sure you hear a tight snap. 
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<br />How long to change it?
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<br />Please clean the brush heads every 7 days. Brush heads should be replaced every 90 days.
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<br />These heads are not made by CLARISONIC however they are just as good and a fraction of the cost.
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<br />Package Include:
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<br />1  Replacement Brush Heads for Clarisonic
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<br />1  Replacement Brush Caps
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<br />Normal