When you need a sunvisor, lower it for use in front or swing it to the side.

Side Extension Sunvisors (Some models)
The visor extender extends the sunvisor's range of sun shading.
To use, pull it out.

CAUTION
When moving the sunvisor, retract the visor extender to its original position. Otherwise, the visor extender could hit the rearview mirror.
Vanity MirrorsMazda 6 Owners Manual: STEP 1: Contact Your Mazda Dealer
Discuss the matter with an Authorized Mazda Dealer. This is the quickest and
best way to address the issue.
If your concern has not been resolved by the CUSTOMER RELATIONS, SALES,
SERVICE, or PARTS MANAGER, then please contact the GENERAL MANAGER of the dealership
or the OWNER.
If it b ...
Mazda 6 Owners Manual: Scheduled Maintenance (U.S.A., Canada, and Puerto Rico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following
conditions (severe driving conditions) apply.
Repeated short-distance driving
Driving in dusty conditions
Driving with extended use of brakes
Driving in areas where salt or other corrosive materials are used
...