National Admiral CT Has the air circulation throughout the seat. Air suspension, back cycles, heat, adjustable seat length, adjustable bolsters in the seat, swivel, adjustable arm rest, air adjustable lumbar (3 chambers), front cushion tilt adjustment, continuous recline, 8.9” track travel, map pockets, magazine pocket. Purchased 2 years ago from my local truck stop chrome shop, it was about $1,650 with shipping ( they matched on line pricing) 4 weeks lead time, they custom make each one. Couldn’t be happier with the seat.