Langria via Amazon offers the Langria Mid-Back Mesh Adjustable Swivel Chair [amazon.com]
in Grey or Black for $99.99. Coupon code "BRT4UOEO
" cuts it to $49.99 with free shipping. It features an adjustable tilt function. Deal ends December 31.
Note: The same coupon cuts the Green with headrest version to $54.99.