Black. #LS4B
Option on black frames.
4u adjustable lumbar options for mesh & groove backs.
Black. #LS4B
Option on black frames.
White. #LS4W
Option on white frames.
From the seated position, use a hand to make adjustments by engaging the small, black lumbar adjustment lever. Slide the lever up to move the lumbar support up. Slide the lever down to move the adjustable lumbar support down