Tempress ProBax Orthopedic Folding Boat Seat A bad back shouldnt keep you from enjoying a day of fishing. Thats why Tempress has teamed up with leading US spinal surgeons and ergonomic experts to create the break-thru ProBax Boat Seat. ProBax is the only boat seat clinically proven to provide optimal long-term back and upper-body support. This seat comes equipped with a patented base and back dual core foam support system only available through Tempress. This system is also water resistant and d