Many sedans' sun visors are too short to deal with annoying "side-sunny days" ...

This sun visor is not long enough to keep the sun's annoying rays from coming in through sedans' side window(s). 

Here, SUN-SLIDE, The Original Sun Visor Extender has been installed but not yet slid rearward to block out the sun.

Slid rearward, SUN-SLIDE, The Original Sun Visor Extender keeps the rays out and cooler temperatures in!

 This sun visor is not long enough to keep the sun's annoying rays from coming in through sedans' side window(s).  

Even with the OEM extender deployed there is not as much coverage from the sun's annoying rays as you might like.

Slid rearward, SUN-SLIDE, The Original Sun Visor Extender keeps the rays out and cooler temperatures in!